SSC JE Mechanical 2017- Daily Quiz 41

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Question 1

Maximum possible COP of a solar absorption refrigeration system with generator temperature of 360 K, absorber temperature of 300 K, condenser temperature of 300 K and evaporator temperature of 270 K is

• A9
• B6
• C3
• D1.5

Question 2

The specific heat at constant pressure is given by:

• A
• B
• C
• D

Question 3

If, in a pump, the discharge is double, then, assuming that the speed remains unchanged, what would be the ratio of the heads

• A
• B
• C
• D

Question 4

In laminar, incompressible flow in a circular pipe, the ratio between average velocity and maximum velocity would be

• A1/2
• B
• C
• D

Question 5

The portion of tool on which cutting edge is formed is known as

• AShank
• BFlank
• CFace
• DNose

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