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SSC-JE ME || Mini Mock Quiz-1

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Question 1

A mass m1 of 100 kg travelling with a uniform velocity of 5 m/s along a line collides with a stationary mass m2 of 1000 kg. After the collision, both the masses travel together with the same velocity. The coefficient of restitution is

Question 2

In which one of the following is a flywheel generally employed?

Question 3

3 kg of water initially in saturated liquid state at 2 bar, 25°C[vf = 0.231/m3/kg, uf = 520 kJ/kg, hf = 510 kJ/kg, hg = 2399 kJ/kg]. Heat is added isobarically such that temperature of water raises to 420°C [h = 3385 kJ/kg, u = 2520 kJ/kg, v = 0.058 m3/kg]. Calculate the heat added during the process (in kJ)_______.

Question 4

Calculation of metacentric height of a floating body involves second moment of area. The axis about which this moment is to be calculated passes though the

Question 5

A long cylindrical pipe is wrapped with an insulating material. Up to the critical radius of insulation ________.

Question 6

Given that the peripheral speed of the grinding wheel of 100 mm diameter for cylindrical grinding of a steel workpiece is 30 m/s, what will be the estimated rotational speed of the grinding wheel in revolution per minute (rpm)?

Question 7

In terms of physical significance, The size of a cam depends upon,

Question 8

A linear programming problem with mixed constraints (some constraints of ≤ type and some of ≥ type) can be solved by which of the following methods?

Question 9

Match List-I with List-II and select the correct answer using the codes given below the lists:
A. Lubricantion
B. Rise of water in trees 
C. Formation of droplets
D. Cavitation
1. Capillary
2. Vapour pressure
3. Viscosity
4. Surface tension

Question 10

Effective length for a column is more under which of the following condition?

Question 11

The total area under the stress-strain curve of a mild steel specimen tested up to failure under tension is a measure of

Question 12

The Sommerfeld number is given by __________.
r = radius of journal
c = radial clearance
μ = viscosity of lubricant (N-s/mm2
ns = journal speed (rev/s)
p = unit bearing pressure (N/mm2)

Question 13

Which one of the following statements is correct for the application of fin?

Question 14

A box of weight 1000 N is placed on the ground. The coefficient of friction between the box and the ground is 0.5. When the box is pulled by a 100 N horizontal force, the frictional force developed between the box and the ground at impending motion is

Question 15

On a particular day, the atmospheric air was found to have dry bulb temperature of 30oC and wet bulb temperature of 18oC. The barometric pressure was observed to be 756mm of Hg and partial pressure of water vapour as 9.62 mm Hg. Find the specific humidity in gm/kg of dry air.

Question 16

Match List-I (Type of Gears) with List-II (characteristics) and select the correct answer using the code given below the lists:
A) Helical gearing
B) Herringbone gearing
C) Worm gearing
D) Hypoid gearing
1) Zero axial thrust
2) Non-inter-changeable
3) Skew shafts
4) Parallel shafts

Question 17

What is the correct sequence of operations in powder metallurgy?

Question 18

A closely coiled helical spring is cut into two equal parts. What will be the ratio of the deflection of any of the resulting spring to the deflection of the original spring for the same load?

Question 19

For the given epicyclic gear train if the Gear A is fixed and Arm C makes 20 revolutions, the number of revolutions made by Gear B will be ________.

Question 20

The velocity component in x and y direction are given by
u= λxy-xy2 ;
v= x2y – 4y3 ,
the value of λ for the point(1,1) when the flow is possible and fluid is incompressible?

Question 21

Fluidity of liquid metal in a spiral test can be increased by

Question 22

If young’s modulus of elasticity of a material is 140 GPa and Bulk modulus is 70 GPa, what will be the Poisson’s ratio (μ)?

Question 23

A circular object of radius r rolls without slipping on a horizontal level floor with the center having velocity V. The velocity at the point of contact between the object and the floor is

Question 24

For the same friction lining material and applied load, what will be the ratio of torque carrying capacity calculated using Uniform pressure theory and Uniform wear theory if clutch plates are solid ( Ri = 0) _________.

Question 25

A motion is aperiodic at what value of the damping factor______?

Question 26

Consider the following statements:
in an epicyclic gear train with 96 and 36 number of teeth on the annulus and sun respectively
1) Planet must have 30 teeth
2) There must be 3 or 4 planets around the circumference
3) Planets can never be input or output links
4) Module of the sun should be more than the rest
Which of these statements are correct?

Question 27

In ASA system, if 10 – 8 – 6 – 6 – 10 – 12 - 2 mm, then principle cutting edge angles is

Question 28

The coupling used to connect two shafts with large angular misalignment is____.

Question 29

The maximum theoretical work obtainable, when a system interacts to equilibrium with a reference environment, is called __________.

Question 30

What are the forces that influence the problem of fluid statics ?

Question 31

Which one of the given responses would be the meaningful order of the following words?

1) Consultations
2) Illness
3) Doctor
4) Treatment
5) Recovery

Question 32

In the following question, select the missing number from the given alternatives.

17, 32, 60, 114, 220, ?

Question 33

In the following figure, rectangle represents Web designers, circle represents Equestrians, triangle represents Poets and square represents Joggers. Which set of letters represents joggers who are both Equestrians as well as Poets?

Question 34

Pritam got more marks than Krishna who got less marks than Anuj. Anuj got less marks than Pritam. Rishi got less marks than Krishna but more marks than Khusbu then who got second highest marks?

Question 35

In the following question, select the related number from the given alternatives.
42 : 14 : : 56 : ?

Question 36

In the following question, select the related word from the given alternatives.

Happy : Sad :: Benevolent : ?

Question 37

In the following question, select the odd letters from the given alternatives.

Question 38

Arrange the given words in the sequence in which they occur in the dictionary.

1) Philosopher
2) Pharmacy
3) Piercing
4) Salesman
5) Saleswoman

Question 39

In the following question, select the related number from the given alternatives.
24 : 4 :: 72 : ?

Question 40

Which is the letter opposite to the letter C in the cube?
Question figure:

Question 41

In the following question, select the odd word from the given alternatives.

Question 42

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

4, 5, 6, 9, 8, 13, 10, ?

Question 43

In the following question, select the odd letters from the given alternatives.

Question 44

Rearrange the jumbled letters to make a meaningful word and then select the one which is different.

Question 45

In a certain code language, if BOARD is coded as 45136 and CHALK is coded as 78129, then BLOCK will be coded as -

Question 46

Vernacular press act was passed during the time of _____.

Question 47

Which acid is present in Coconut oil?

Question 48

Which layer of the earth has the lowest temperature?

Question 49

Who appoints Advocate General of State in India?

Question 50

What is the phenomenon of organisms resembling others to escape from enemies called?

Question 51

Which of the following enzyme is secreted by pancreas?

Question 52

Lord Dalhousie served as Governor general of India from 1848 to ______.

Question 53

Which Union Ministry has launched the new company incorporation form "SPICe+"?

Question 54

Radhaswami movement was initiated by?

Question 55

Prolactin hormone is released by which gland?

Question 56

Magnetic Field is a quantity which has________.

Question 57

Who was the British Prime Minister at the time of Quit India Mvement?

Question 58

Anthelminthic medicines are used for which of following?

Question 59

The number of protons and neutrons in protium is respectively _____ & _____.

Question 60

The air bubble in water shines due to which of the following phenomena?
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