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Deficiency type 3 is not caused due to_________

(a) Leaking exhaust valve

(b) Resistance to flow of air

(c) Low scavenging pressure

(d) High linear wear

I had been asked this question by my school principal while I was bunking the class.

This key question is from Ideal Indicator Diagram topic in division Indicator Diagrams of Fluid Mechanics

1 Answer

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Best answer
Correct answer is (b) Resistance to flow of air

Easy explanation: Deficiencies in an indicator diagram are classified into many types. Deficiencies can be determined using the card diagram. Card diagram contains maximum firing pressure and compression pressure. In deficiency 3, the compression pressure is low and peak pressure is also low.

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