Interstage coolers are provided in a multistage compressor to (A) Save power in compressing a given volume to a given pressure (B) Cool the delivered air (C) Achieve the exact delivery pressure (D) None of these

Interstage coolers are provided in a multistage compressor to
(A) Save power in compressing a given volume to a given pressure
(B) Cool the delivered air
(C) Achieve the exact delivery pressure
(D) None of these
by

1 Answer

Answer :

(A) Save power in compressing a given volume to a given pressure
by

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In a reciprocating air compressor the compressor work per kg of air A. Increases as clearance volume increases B. Decreases as clearance volume increases C. Is independent of clearance volume D. Increases with clearance volume only of multistage compressor

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