60) The ratio of work done per cycle to the stroke volume of the compressor is known as

Compressor capacity

compression ratio

Compressor efficiency

Mean effective pressure

Answer is:

Mean effective pressure

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61) In a single acting reciprocating compressor, the suction, compression and delivery of air takes place in _____ of the piston.

One stroke

Two stroke

Three stroke

Four strokes

Answer is:

Two stroke

62) In a single stage, single acting reciprocating air compressor, without clearance volume, the work done is maximum during

Isothermal compression

Isentropic compression

Polytropic compression

None of the above

Answer is:

Isentropic compression

63) The pressure of air at the beginning of the compression stroke is ______ the atmospheric pressure

Equal to

Less than

More than

None of the above

Answer is:

Less than

64) Which of the following statement is correct ?

The reciprocating compressor are best suited for high pressure and low volume capacity

The effect of clearance volume on power consumption is negligible for the same volume of discharge

Both (A) and (B)

None of these

Answer is:

The effect of clearance volume on power consumption is negligible for the same volume of discharge

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60) The ratio of work done per cycle to the stroke volume of the compressor is known as

Mean effective pressure

Thermal Engineering MCQ with Answers

Related Thermal Engineering MCQ with Answers

61) In a single acting reciprocating compressor, the suction, compression and delivery of air takes place in _____ of the piston.

Two stroke

62) In a single stage, single acting reciprocating air compressor, without clearance volume, the work done is maximum during

Isentropic compression

63) The pressure of air at the beginning of the compression stroke is ______ the atmospheric pressure

Less than

64) Which of the following statement is correct ?

The effect of clearance volume on power consumption is negligible for the same volume of discharge

Thermal Engineering MCQ with Answers