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BPSC AE ME (Paper 2) Quiz 5

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Question 1

Change in entropy of universe during reversible cyclic processes is

Question 2

The moisture in a refrigerant is removed by

Question 3

The Ericsson cycle consists of _______.

Question 4

“The velocity of entrance and exit through a nozzle remains the same.” Is this ever possible?

Question 5

A pump delivers water at a rate of 0.25 m³/s against a head of 20 m .If the overall efficiency of the pump is 50%, the power required by the pump is _________.

Question 6

For two infinite parallel gray planes with emissivities ∈₁= ∈₂ = 0.5, the view factor of each plate is

Question 7

According to Prandtl Blasius relation, the thickness of boundary layer in turbulent flow is______.

Question 8

Compression ratio of I.C. engine is

Question 9

The vapour compression refrigerator follows which of the following cycle

Question 10

The Stefan-Boltzmann constant has units of

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AE & JE Exams Mechanical Engineering

Aug 31AE & JE Exams