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HAL ME Mock - Test 1

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Question 1

Who threw bomb at carriage in 1908 which was supposed to be carrying Judge Kingsford but actually he was not in the carriage and unfortunately who British ladies killed in the attack?

Question 2

Which part of the Indian constitution has been described as the soul of the constitution by Dr BR Ambedkar?

Question 3

The name of the common currency launched by members of the European Union is

Question 4

The early Buddhist scriptures were composed in

Question 5

Obsidian, Andesite and Parodied are

Question 6

Which of the following is not a cause of low productivity in Indian agriculture?

Question 7

Which of the following is the largest ecosystem of the earth?

Question 8

Who discovered that fingerprints are unique to each individual?

Question 9

Direction: In the following question, a sentence is divided into five different parts including two highlighted ones. The highlighted parts of the sentence are grammatically correct and do not require any correction. However, the remaining three parts may contain errors in one or more than one parts of the sentence. Choose the best alternative among the five options given below each sentence that determines the portions that require correction to make the sentence grammatically correct.
Russian President took a calculated political risk (I)/ in conferring the highest national honour on the Prime Minister (II)/ on the eve of Indian elections, yet there are divergent political interests (III)/ among them in respect of Afghanistan, Pakistan, and the general ‘pro-US orientation’ (IV)/ in Indian foreign policy. (V)

Question 10

Direction: In the following question, a sentence with four highlighted words is given. The words are denoted by (A), (B), (C) and (D). One of these words may be incorrect or inappropriate in the given context. Find the inappropriate or wrongly spelt word. If all the words are appropriate in the context then mark ‘All are correct’ as your answer.

All the buffet ornemanted (A) with melons carved (B) in the shape of flowers, waiters tended (C) a fresh squeezed juice station (D).

Question 11

Select the most appropriate words to fill in the blank in the given sentence.

I dislike people with ______ who say something and do something else.

Question 12

In this section, each item consists of six sentences of a passage. The first and sixth Sentences are given in the beginning as S1 and S6. The middle bur sentences In each item have been jumbled up and labelled as P, Q, R and S. You are required to find the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.
S1: In London, there is a popular public park called Hyde Park.
S6: They will be standing on soapboxes and speaking away on various subjects.
P: He may succeed in attracting an audience.
Q: Anyone who wants to make a speech can do so in Speaker’s Corner.
R: In this park, there is a place known as ‘Speaker’s Corner’.
S: On Sunday afternoons, We can find many such people there.

Question 13

Identify the best way to improve the underlined part of the given sentence. If there is no improvement required, select ‘no Improvement’.
It was mere affection that stops him beating his son.

Question 14

Directions: For each of the following questions there is some relationship between terms to the left of:: and the same exists between the two terms to its right in each these questions the fourth term is missing term is one of the alternatives among the five term given below. Find out this term.

PCWL: REXM :: THNY:

Question 15

If 7 × 8 = 49, 4 × 4 = 12 and 6 × 4 = 18, what will 9 × 6 be?

Question 16

‘A’ is the sister of ‘B’. ‘B’ is married to ‘D’. ‘B’ and ‘D’ have a daughter ‘G’. How is ‘G’ related to ‘A’?

Question 17

From the given options, select the figure which is embedded in the following figure (rotation is NOT allowed).


Question 18

Direction: Study the following information carefully and answer the given questions.

Amongst eight friends – A, B, C, D, E, F, G and H each have different heights. H is taller than D and E but not as tall as C. D is taller than E but shorter than B. F is the third tallest person. A is shorter than B and E. G is taller than E but shorter than D. B is shorter than F. The height of the second tallest person is 40cm and third shortest person is 15cm.

Who amongst the following is the fifth tallest person?

Question 19

Which country won the ATP Cup title 2022?

Question 20

Renowned personality, Marilyn Bergman (93) passed away recently, she was a veteran _____.

Question 21

The number of radiation shield screens in case of radiation heat transfer to reduce the radiation heat exchange by 80% is __________.

Question 22

The acceleration of the piston at the position when the crank makes an angle of 90o  with the line of slider is equal to

(Consider the length of connecting rod as 250 mm and crank radius as 50 mm)

where R is crank radius and  is angular velocity of crank

Question 23

Of the radiant energy 350W/m2 incident upon a surface 250W/m2 is absorbed, 60W/m2 is reflected and the remainder is transmitted through the surface. Workout the value for reflectivity for the surface material

Question 24

Coefficient of friction in rolling operation is given as µ. What is its relation with the draft?

Question 25

The instantaneous center of rotation of a rigid thin disc rolling on a plane rigid surface is located at

Question 26

A metal rod is rigidity fixed at its both ends. The temperature of the rod is increased by 100 °C. If the coefficient of linear expansion and elastic modulus of the metal rod 10×10-6/ °C and 200Gpa respectively, then what is the stress produced in the rod?

Question 27

During a thermodynamic process, 84 kJ of heat flows into the system and the work done by the system is 32 kJ. The increase in thermal energy of the system is.

Question 28

Impact test is done to find ____________.

Question 29

The natural vibration equation is + 3x = 0. Find wn

Question 30

Which one of the following statements is not correct?

Question 31

A wooden block rests on a horizontal force as shown in figure. The force (P) acting on it at an angle of 25°with horizontal. Assume the mass of block to be 8 Kg and coefficient of friction is 0.45.

The force (P) is __________.
Given: sin25º = 0.4226 and cos25º = 0.9063

Question 32

The specific heat of a gas are given, by Description: Description: E:\Gate\SSC JE Mechanical Part 1\Practice-Set-1_files\image093.pngwhere a, b and s are constant and T is in k. If a =0.946, b=0.662 and S = 10-4. What is the value of gas constant?

Question 33

An ideal gas at 270C is heated at constant pressure till the volume becomes three times. The temperature of the gas will then be___.

Question 34

A liquid flows through two similar pipes 1 and 2. If the ratio of their flow velocities v1 : v2 be 2:3. what will be the ratio of the head loss in the two pipes?

Question 35

Laminar developed flow at an average velocity of 5 m/s occurs in a pipe of 10 cm radius. The velocity at 5 cm radius is

Question 36

In regarding nucleate boiling __________.

Question 37

Which of the following is true about Lozenge joint?

Question 38

Allen bolts are ___________.

Question 39

In a balanced counter flow heat exchanger with , the NTU is equal to 1.0. What is the effectiveness of the heat exchanger?

Question 40

Heat is generated steadily in a 3 cm diameter spherical ball. The ball is exposed to ambient air at 26oC with a heat transfer coefficient of 7.5 W/m2-oC. The ball is to be covered with a material of thermal conductivity 0.15 W/m-oC. If the ball surface temperature remains as constant, the thickness of the covering material that will maximize heat generation within the ball, is _________.

Question 41

The energy of an isolated system always ________.

Question 42

The efficiency of IC engine is normally of the order of

Question 43

For perfectly elastic bodies, the value of coefficient of restitution is

Question 44

What is the relationship between elastic constants E, G and K?

Question 45

Scab is a defect of ____.

Question 46

For a certain 2-D incompressible flow the velocity is given by . Find the equation of streamline passing through the point (2,2)

Question 47

Trepanning is used for______.

Question 48

Which mechanism produces intermittent rotary motion from continuous rotary motion?

Question 49

The locus of the temperature distribution curve in a glass slab with uniform heat generation throughout is______.

Question 50

The efficiency of a simple gas turbine can be improved by using a regenerator, because the
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