SSC Exams · SSC JE Mechanical

SSC JE (Mechanical) Official Paper (Held On: 16 Nov 2022 Shift 2) (English)

SSC JE (Mechanical) Official Paper (Held On: 16 Nov 2022 Shift 2) (English) with official questions, answers, and practice mock test.
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Section 1

General Intelligence and Reasoning

50 questions Section Test
1

Select the option that indicates the correct arrangement of the given words in a logical and meaningful order. 1. Carpet 2. Ceiling 3. Bed 4. Floor 5. Fan

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2

Pointing at a lady, Sheela said, “She is my only brother’s daughter’s father’s mother.” How is that lady related to Sheela?

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3

In a certain code language, 'EASY' is written as '64' and 'CAMP' is written as '47'. How will 'ABET' be written in that language?

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4

Select the correct mirror image of the given combination when the mirror is placed at line AB as shown. Fty 63 B

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5

Select the option that will replace the question mark in the given figure to complete the pattern

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6

Select the correct mirror image of the given figure when the mirror is placed at AB ' as shown

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7

Select the correct mirror image of the given figure when the mirror is placed at MN as shown. b 37 kda

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8

Two statements are given, followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: All ships are boats. Some ships are cargo. Conclusions: I. Some boats are cargo. II. All boats are ships.

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9

Which of the following numbers will replace the question mark (?) and complete the given number series? 38, 57, 74, 93, 110, ?

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10

Which of the following numbers will replace the question mark (?) in the given series? 3, 9, 15, 33, 63, ?

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11

Select the option that is related to the fourth term in the same way as the first term is related to the second term and fifth term is related to sixth term. 52 : 5 :: ? : 6 :: 100 : 7

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12

Select the set in which the numbers are related in the same way as are the numbers of the following set. (NOTE : Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is NOT allowed) (15, 56, 13) (8, 15, 7)

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13

How many triangles are there in the given figure?

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14

Select the word-pair in which the two words are related in the same way as are the two words in the given pair. (The words must be considered as meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word) Colossal : Enormous

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15

Select the correct option that indicates the arrangement of the following words in a logical and meaningful order. (From Small to Big) 1.River 2.Ocean 3.Pond 4.Sea 5.Lake

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16

Which of the given letter-clusters will replace the question mark (?) in the following series? FVYA, ITWD, LRUG, ?, RNQM

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17

Which of the given letter-clusters will replace the question mark (?) in the following series? CHAI, EKBM, GNCQ, ?, KTEY

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18

Select the option that represents the correct order of the given words as they would appear in an English dictionary. 1.Stalker 2.Station 3.Stammer 4.Stabbed 5.Strange 6.Strings 7.Stacked

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19

Select the set in which the numbers are related in the same way as are the numbers of the given sets. (NOTE : Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) (6, 5, 35) (8, 4, 36)

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20

In a code language, ‘GATHER’ is written as '20-26-7-19-22-9' and ‘DISPERSE’ is written as '23- 18-8-11-22-9-8-22'. How will ‘CONSTRAINT’ be written in that language?

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21

Select the word-pair in which the two words are related in the same way as are the two words in the given pair. (The words must be considered as meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word) Lucid : Rational

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22

Select the option that is related to the third word in the same way as the second word is related to the first word. (The words must be considered as meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word.) Needle : Sew :: Spanner : ?

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23

Select the set in which the numbers are related in the same way as are the numbers of the given sets. (NOTE : Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) (17, 136, 7) (12, 120, 9)

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24

Seven people A, B, C, D, E, F and G are sitting in a straight row, facing north. Only five people are sitting in between G and E. F is an immediate neighbour of both G and A. Only four people are sitting to the right of A. Who is sitting on the extreme left?

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25

In a certain code language, 'TAXPAYER' is written as 'UCYRBAFT' and 'TAXATION' is written as 'UCYCUKPP'. How will 'TENDENCY' be written in that language?

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26

Seven children, P, Q, R, S, T, U, and V are seated around a square dining table, all facing towards the centre. Some of them are sitting at the corners while some are sitting at the exact centre of the sides of the table. One seat is left vacant. U and T are immediate neighbours. Q is seated at a corner, third to the right of T. Only three kids are seated between U and Q. R is an immediate neighbour of both P and Q. P is not an immediate neighbour of T. S is seated second to the left of T. If V is seated fourth to the right of P, where is the vacant seat?

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27

In this question, three statements are given, followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusion(s) logically follow(s) from the statements. Statements: All scooters are cars. No car is a cycle. All cars are vehicles. Conclusions: I. All cars are scooters. II. Some cycles are vehicles.

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28

Select the option that is related to the third word in the same way as the second word is related to the first word. (The words must be considered as meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word.) Odisha : Bhubaneshwar :: Nagaland : ?

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29

Select the option that is related to the third term in the same way as the second term is related to the first term and the sixth term is related to the fifth term. 145 : 170 :: 290 : ? :: 442 : 485

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30

Select the correct combination of mathematical signs that can sequentially replace ‘A’ and balance the given equation. 26 A 12 A 12 A 6 A 2 A 5 A 6

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31

Three different positions of the same dice are shown (Figures 1-3).Find the number on the face opposite to the face having 2 ' Figure 1 Figure 2 Figure 3

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32

If A denotes ‘+’, B denotes ‘ב, C denotes ‘−’, and D denotes ‘÷’, then what will come in place of ‘?’ in the following equation? 99 D 9 B 6 D 3 A 5 B (2 C 1) A 3 = ?

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33

In a code language, ‘CANDLE’ is written as ‘3-1-14-4-12-5’ and ‘DARK’ is written as ‘4-1-18-11’. How will ‘LIGHT’ be written in that language?

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34

Which letter-cluster will replace the question mark (?) to complete the given series? FJVT, ?, JPBX, LSEZ, NVHB

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35

A, B, C, D, E, F and G are seven cousins of different ages. A is younger than only E. G is younger than C but older than D. B is the youngest amongst them. F is younger than D. How many people is D younger than?

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36

Which of the following numbers will replace the question mark(?) in the given series? 27, ?, 40, 45, 49, 52

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37

Select the correct combination of mathematical signs that can sequentially replace ‘@’ and balance the given equation. 52 @ 12 @ 15 @ 3 @ 6 @ 5 @ 15

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38

Jia starts from Point A and drives 6.3 km towards the north. She then takes a right turn, drives 2.65 km, turns right and drives 10.25 km. She then takes a right turn and drives 8.72 km. She takes a final right turn, drives 3.95 km and stops at Point P. How far and towards which direction should she now drive in order to reach Point A again? (All turns are 90 degree turns only)

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39

Hari's brother is Shiv. Shiv has two sons Ram and Shyam. Shyam’s daughter is Priya. How is Shiv related to Priya?

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40

Select the figure from the options that can replace the question mark and complete the pattern

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41

Select the option that represents the correct order of the given words as they would appear in an English dictionary. 1.Pentium 2.Pentagon 3.Penalise 4.Permeate 5.Personified 6.Penetrate 7.Pesticide

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42

Select the option that represents the letters that, when sequentially placed from left to right in the blanks below, will complete the letter series. C _ H E _ C K C C _ E C C _ _ C H _C _ K

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43

Select the option that is related to the fifth term in the same way as the second term is related to the first term and the fourth term is related to the third term. SEVERE : EREVES :: CRIMINAL : LANIMIRC :: LOCATION : ?

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44

Q lies to the east of P. R lies to the north of P. S lies to the north-east of Q. T lies to the south- east of P and south-west of Q. What is the position of T with respect to S?

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45

Select the option that will replace the question mark (?)in the given figure to complete the pattern

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46

Select the correct option that indicates the arrangement of the following words in a logical and meaningful order. 1.Knead 2.Bread 3.Bake 4.Flour 5.Grain

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47

Select the option in which the given figure is embedded. (Rotation is NOT allowed)

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48

Select the option that is embedded in the given figure (rotation is NOT allowed).

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49

[Image / Diagram based question]

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50

Which letter-cluster will replace the question mark (?) to complete the given series? KIES, OLHW, ?, WRNE, AUQI

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Section 2

General Awareness

46 questions Section Test
51

If one would like to climb the Himalayas from the foothills to higher altitudes in India, then which would be the correct sequence of forests that would be visible? 1) Deciduous forests 2) Tundra vegetation 3) Pine forests 4) Wet, temperate type of forests 5) Temperate grasslands and pastures

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52

When was the Bharat Nirman Programme launched by the Government of India?

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53

Which German chemist and physicist predicts that the combination of the number of electrons (n) and the physical structure of the ring system determines whether a molecule is aromatic, antiaromatic, or non-aromatic?

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54

Which of the following is the deepest manmade hole on Earth with a depth of 12.2 km, known as the deepest artificial point on Earth?

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55

The upper basin of which river in the state of Chhattisgarh is in the shape of a saucer?

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56

Which of the following is used in cough syrups?

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57

Sharon Lowen a famous proponent of the Odissi style of dance belongs to which country?

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58

Choose the option that contains activity under the service sector.

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59

In an effort to usher in reforms in the field of agricultural marketing and promote online marketing of agricultural products across the country and maximise the benefits of farmers, the Government has approved a program called ______.

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60

Who among the following has written ‘The Bird of Time’?

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61

The Ras Leela was first started as a dance form in 1779 by ______, a 18th century Meitei monarch.

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62

Article ___________ of the Indian Constitution guarantees equal opportunity to all citizens in matters related to employment in the public sector.

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63

With the enactment of Government of India Act, 1919 the provincial budget was _______________.

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64

According to the International Union for Conservation of Nature and Natural Resources (IUCN) list, the Himalayan brown bear, wild Asiatic buffalo, desert fox and hornbill are classified into which category?

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65

The Governor of a State can reserve any bill passed by the state legislature for the consideration of the _______________.

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66

If an object is moving with an actual speed of x in uniform motion, find the average speed of the object.

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67

Which country did India defeat to win its first ever cricket World Cup title?

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68

Raslila is a famous dance majorly performed in which Indian State?

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69

Who among the following was appointed as the Chairman of Indian Space Research Organisation in January 2022?

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70

How many Articles were there in the original Constitution of India?

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71

Which of the following Articles of the Indian Constitution are related to citizenship?

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72

Which of the following statements is correct?

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73

For which region was the direction of trade (in terms of India’s imports in Rs. Crore) for 2016- 17 the maximum?

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74

In November 2021, the Union Ministry of Cooperation launched the "Dairy Sahakar" scheme at Anand, Gujarat at an outlay of ₹________ crores.

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75

Who among the following proposed the Vernacular Press Act of 1878?

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76

Who received the Nobel Prize in Physics in 1936 for the discovery of a positively charged particle called the ‘positron’?

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77

Who is the first Indian to claim World No. 1 ranking in the U-19 Girls Singles category in the Badminton World Federation junior rankings?

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78

The market value of final goods and services produced by a country during the period of an accounting year, inclusive of depreciation, is known as the:

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79

_____won his 11th National Billiards title on 20 December 2021 in Bhopal.

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80

Mathematically, the direct relationship of which law can be represented by the given equation? Where V, T and k are volume, temperature and constant, respectively. V/T=k

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81

Noble gases belong to which of the following groups?

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82

Who among the following was a noted Mridangam player who served as ‘Artist in Residence in Music’ at Wesleyan University from 1970-1975 and again from 1988-2000 teaching South Indian drumming?

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83

Who introduced the concepts of food web, food chain and ecological niche in the classic textbook 'Animal Ecology' published in 1927?

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84

Which of the following is/are formed by subduction between a plate carrying continental crust and a plate carrying oceanic crust?

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85

Which of the following forests are found in the higher latitudes of Northern hemisphere and are also called as Taiga?

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86

Which waves fall in the range of the EM spectrum between radio and IR used in modern technology such as wireless networks, spacecraft communication, medical diathermy, and cancer treatment?

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87

Match the following table. RIVER TRIBUTARIES A Kaveri 1 Pen ganga B. Krishna 2. Kab in i C. God a war i 3.Koyna

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88

The headquarters of ISRO (Indian Space Research Organisation) is located at:

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89

Which triangular plateau region of India lies south of the river Narmada?

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90

Main ______ river forms boundary between the two States of Telangana and Maharashtra.

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91

Which of the following statements is true with respect to energy?

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92

Which of the following statements is correct regarding central dogma?

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93

Who among the following was the founder of the Kanva dynasty?

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94

In the 2021 Winter Session of the Parliament, how many bills were passed in both the Houses of parliament in total from the 13 bills that were tabled?

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95

Pullela Gopichand won the All England Open Tournament in the year ________.

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96

Select the correct option citing reasons for male migration and their percentages, based on the Census of India 2011.

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Section 3

General Engineering Mechanical

104 questions Section Test
97

In which year was the National Rural Employment Guarantee Act enacted in India?

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98

As announced in May 2021, PM CARES for children scheme would support children who have lost both Parents or legal Guardian or Adoptive Parents or Surviving Parent to COVID-19 pandemic during the period starting from ________.

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99

Which of the following is a qualitative method of credit control?

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100

The town of Mawsynram in Meghalaya is famous as:

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101

The mathematical expression for centre of pressure when the surface is inclined and immersed in the liquid is given by:

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102

If water is flowing through a circular pipe of diameter d (in m) and has a velocity of V (in m/s), the quantity of water (in litres per sec) is given by ________.

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103

The function of a steam trap is _____________.

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104

If the density of the fluid does NOT vary during the flow, then the fluid is said to be:

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105

Knocking takes place in compression ignition engine

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106

In an air standard Diesel cycle the efficiency depends on:

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107

A flywheel is used to control ________.

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108

Equivalent evaporation is defined as the amount of water evaporated from _____.

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109

The first law of thermodynamics is based on ________.

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110

According to __________ the rate of increase in pressure along the depth is equal to __________.

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111

[Image / Diagram based question]

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112

Which of the following expressions give the Thoma’s cavitation factor (σ), which is basically used to determine whether cavitation will occur in any portion of the turbine? Where, Ha = atmospheric pressure head, Hv = vapour pressure head, Hs = suction pressure head, H = working head of turbine.

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113

During phase change process of water _________.

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114

The Hydraulic Gradient Line will be having zero in case of _________ .

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115

For a system operating in a cycle, the net work transfer is equal to ______.

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116

In a Hydroelectric power plant, the electric power is obtained from the _______.

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117

Pressure at any point in a liquid depends upon ____________.

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118

Which of the following is NOT a type of radiator core arrangement?

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119

For spring loaded safety valve the pressure required to lift the valve is _____ the pressure required to open it fully.

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120

At tempering isa of steam temperature where process happens.

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121

If cut-off ratio in air standard dual cycle approaches to unity, then this lead to which among the following cycles?

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122

The equations of equilibrium for non-concurrent force system are:

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123

In P-H diagram of vapour compression refrigeration cycle, the compression process is shown by a:

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124

Which of the following is NOT an assumption taken in the Bernoulli theorem?

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125

In Electrode Discharge Machining (EDM) process, the gap between the tool and workpiece should be:

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126

The discharge velocity in the orifice meter is measured by using which of the following?

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127

Water is flowing through a circular pipe under pressure. If the total energy per unit weight of the water at a cross-section is 30 m and the piezometric head at that section is 29.4 m, then what will be the kinetic head at that section?

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128

In a reciprocating compressor, the swept volume is $\frac{8}{9}$ times the maximum volume. The clearance ratio will be equal to ________.

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129

The range of flow ratio value f for a Francis turbine is:

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130

A boiler produces steam at a rate of $\frac{10}{9}$ kg per second at 20 bar and 40 o°c. The efficiency of the boiler is 80%, and the feed-water temperature is 5 o°C. The calorific value of the fuel used is 44500 kJ kg Enthalpy of steam 1 at 2 o bar and

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131

[Image / Diagram based question]

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132

[Image / Diagram based question]

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133

For a velocity compounded impulse turbine, which of the following statements is correct?

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134

The frictional torque transmitted in a conical pivot bearing with assumption of uniform wear is ___________ as compared to uniform pressure theory.

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135

Which of the following is NOT an advantage of water tube boiler in comparison with fire tube boiler?

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136

High pressure low water safety valve CANNOT be used on____________.

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137

An engine cylinder has clearance volume of 20 cc and compression ratio of 14. The mechanical and volumetric efficiencies are 88% and 80%, respectively. The actual volume of charge in cc inducted per stroke is:

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138

For a laminar flow through a circular pipe of diameter 400 mm, the maximum velocity is 2 m/s. What will be the velocity at 8 cm from the wall of the pipe?

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139

If the thermal efficiency of a Carnot engine is 0.5, then the coefficient of performance of the Carnot refrigerator will be:

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140

Water is flowing through a circular pipe of diameter 20 cm at the rate of 2 meter cube per second. What will be the velocity of water in the pipe?

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141

Double helical gears are also known as:

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142

In a heat pump, the processes of the cycle are carried out in such a manner that the sequence of processes on the p-V diagram _________.

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143

In a mist lubricating system, mist of lubricating oil forms when:

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144

Which velocity is kept as a common reference in both inlet and outlet velocity triangle for drawing the velocity diagram of a steam turbine?

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145

In a simple vapour compression refrigeration cycle, the enthalpy at point l, 2 and 4 are 260 kJ/kg,60 kJ kg and 180 kJ kg respectively as shown in the figure If 2 kg of refrigerant is used to cool the system, then COP of the refrigerator will be: Thigh low

MCQ
146

In which boiler is forced circulation of water required?

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147

Point X is 10 m below the free surface of a liquid and point Y is 12 m below the free surface of the same liquid. The correct relationship for the pressure at points X and Y is _________ .

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148

The CGS unit of mass density is __________.

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149

The product of specific volume and density is:

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150

Which type of condenser is used for small installations of refrigeration systems (up to 30 kW)?

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151

A fully insulated and completely empty tank is being filled with some fluid with negligible fluid velocity. Which of the following is correct?

MCQ
152

The heat acquired or released during a phase change is called _________.

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153

Which of the following characteristics decides that the Lancashire boiler is a fire tube boiler?

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154

External work of evaporation is defined as ___________.

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155

[Image / Diagram based question]

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156

Supersaturated expansion of steam through the nozzle results in:

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157

Cross-flow turbines are devices for converting the kinetic energy of the wind or water currents to ____.

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158

The dimensional formula of Volumetric Discharge is given by:

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159

Which of the following high pressure boilers has a unique characteristic of absence of steam separating drum?

MCQ
160

Convergent part, divergent part and throat are the used to construct which of the following devices?

MCQ
161

Which of the following is NOT property of the thermodynamic system?

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162

When a fluid comes into contact with a surface, the force exerted by the fluid on the surface is referred to as ____________.

MCQ
163

The purpose of using fins in inter cooler is to reduce:

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164

In a refrigeration system, the work input is 20 kJ/kg while 80 kJ/kg of heat is rejected out of the system. The COP of the system will be:

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165

Choose the correct answer from the following four options? S1: Open cycle Gas turbine is a rotary internal combustion engine. S2: Steam engine is a reciprocation external combustion engine.

MCQ
166

The property of the material by which the material recovers its original shape after the removal of load is known as:

MCQ
167

The change in vertical height (in mm) of a Watt governor when it changes its speed from 50 rpm to 51 rpm is approximately equal to:

MCQ
168

[Image / Diagram based question]

MCQ
169

The machining time for drilling process is calculated by: (Where L = Length of axial travel in mm; N = rpm of the drill; f = feed per rev in mm)

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170

Which of the following statements is true about entropy is?

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171

Fluids undergo volumetric change under the action of external forces due to ________.

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172

Choose the correct answer from the following four options. S1: High load on engine requires high viscosity lubricating oil. S2: High speed engine requires low viscosity oil.

MCQ
173

Two pressure lines in the superheated region on the T-S diagram of a Rankine cycle are:

MCQ
174

Compared to Air cooling system of an engine the compressed Water cooled engine has

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175

Which of the following statements is true about sensible heat?

MCQ
176

If the overall efficiency and mechanical efficiency of a centrifugal pump are 56% and 70%, respectively, then what will be its manometric efficiency?

MCQ
177

Variation in a specific volume of water if it is heated at 273 K:

MCQ
178

Specific heat at constant volume is _______.

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179

When the compressor and motor operate on the same shaft and are enclosed in a common casing, then it is known as __________.

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180

Which among the following zone or part of piston is subjected to highest temperature due to combustion?

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181

The average operating pressure of a Benson boiler is_____________.

MCQ
182

[Image / Diagram based question]

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183

Which of the following statements is NOT correct?

MCQ
184

Coefficient of performance is also called ________.

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185

A cylinder contains 0.2 m3 of a gas at a pressure of 1 bar and temperature $27^\circ$C. If this gas is compressed to 0.02 m3 at a pressure of 20 bar, the temperature at the end of compression will be:

MCQ
186

[Image / Diagram based question]

MCQ
187

The hydraulic efficiency of a hydraulic turbine is related to the overall efficiency of a turbine as ____.

MCQ
188

Dryness fraction is defined as ___________.

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189

The pressure below atmospheric value is called __________.

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190

Oil of specific gravity 0.9 is flowing at the rate of 100 litres per second in a 0.30 m diameter pipe. If the pressure head at point P is 3 m of oil and this point P is 4 m above the datum line, then what will be the total energy at point P in metres of oil? Take g = 10 m/s2.

MCQ
191

The number of helical springs used in a spring loaded safety valve is_______.

MCQ
192

In order to increase the efficiency of Rankine cycle, Which one of the following statement is incorrect?

MCQ
193

In a horizontal pipe with a 100 mm diameter, the pressure head loss over a length of 5 metres is found to be 0.85 m. If the coefficient of friction is 0.1, the flow velocity in the pipe will be __________.

MCQ
194

For HS diagram of vapor compression refrigeration cycle, which of the following statements is FALSE?

MCQ
195

For a given impeller diameter, Power of the pump is proportional to: Where, N = rotational speed in rpm

MCQ
196

The pressure of charge inducted through the inlet port inside the cylinder in the case of a two-stroke engine is _______.

MCQ
197

Which of the following specification is generally measured in cubic centimeter for an internal combustion engine

MCQ
198

The Bell-Coleman cycle is an example of _________.

MCQ
199

In which type of manometer, a reservoir having a large cross-sectional area (about 100 times) as compared to the area of the tube is connected to one of the limbs of the manometer?

MCQ
200

The efficiency of any reversible engine operating between source reservoir and sink reservoir depends on _______.

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