Answer / krishna kanth

COP IS Coefficient Of Performance.
It is used as a rating of performance in refrigeration.it
is analogous to efficiency in heat engines. it is the ratio
of Desired effect to net work done.

Answer / cmkashifabrar

The ratio of the amount of work obtained from a machine to he
amount of energy supplied.

difference between stress and pressure?

3 Answers  

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what is the value of prandtl no. for air?

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I am not sure about the syllabus of the BHEl esam for the post of Engineer trainee so I want to know it and also send me model question papers

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how will u design a pipe?

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Maximum combustion temperature in gas turbines is of the order of 1100 to 10°c whereas same is around 00°c in i.c. Engine ? Why ?

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Meil written exam papers

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what is diameter of a suction pipe?

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Why stop ratio valve is necessary before gas control valve in GE gas turbines.

1 Answers   GE,

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