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# HPCL ME Mock Test - 5

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Question 1

Select the most appropriate option to fill in the blank.

I’m sorry that I’m late for work. I __________ woken up earlier.

Question 2

If x= sin 27 ° - cos 243 ° and y = sin 27 ° + cos 153 °. The value of (x – y)2 is equal to value of:

Question 3

Select the most appropriate antonym of the given word.

Question 4

58 × 2 × 764 ÷ √3136 = ? + 640

Question 5

Select the most appropriate meaning of the given idiom.
Keep one’s fingers crossed

Question 6

If A is 50% more than B. B is how much percent less than A?

Question 7

Select the correctly spelt word.

Question 8

The radius of a hemisphere is 14 cm. What is the cost of painting the outer curved surface of the hemisphere at the rate of Rs. 45 per cm2?

Question 9

In case of a ball-bearing, rating load is 110 kN. What will be the approximate rating life (in million revolutions) of the bearing at a load of 9.8 kN?

Question 10

In which type of welding, a pool of molten metal is used?

Question 11

The ratio of torque carrying capacity of solid shaft to that of hollow shaft of same material and of outer diameter equal to diameter of solid shaft is:

Where,

Di = inner diameter of hollow shaft

Do = outer diameter of hollow shaft

and τmax = Permissible shear stress for shaft material

Question 12

A Carnot engine operates between 27oC and 327oC. If the engine produces 300 kJ of work, what is the entropy change during heat addition?

Question 13

Match List-I with List-II and select the correct answer using the code given below the list :
List-I
A. Capillarity
B. Vapour pressure
C. Viscosity
D. Specific gravity
List-II
1) Cavitation
2) Density of water
3) Shear forces
4) Surface tension

Question 14

Reduced pressure is

Question 15

Magnetic forming is an example of

Question 16

The wet bulb depression is zero, when relative humidity is equal to ________.

Question 17

In the case of beams with circular cross-section, what is the ration of the maximum shear stress to average shear stress?

Question 18

Intensity of radiation at a surface in perpendicular direction is equal to:

Question 19

If a load of 40 kN is applied in a compressive manner on a rod whose cross section is 10 mm × 20 mm. Then what will be the compressive stress (in MPa) on the rod?

Question 20

In a reaction turbine the enthalpy drop in a stage is 60 units, the enthalpy drop in the moving blades is 32 units. The degree of reaction is _________.
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