M

Mr. Dubey • 52.30K Points
Coach 

Q. The ratio of the useful heat drop to the isentropic heat drop is called

(A) condenser efficiency
(B) nozzle efficiency
(C) vacuum efficiency
(D) boiler efficiency
Correct : Option (B)

Explanation: 
 the ratio of the useful heat drop to the isentropic heat drop is called nozzle efficiency.

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