Aerospace Engineering > GATE 2011 > Engine Performance
Propulsion efficiency of a jet engine is
A
directly proportional to both the thrust power and the air mass flow rate
B
inversely proportional to both the thrust power and the air mass flow rate
C
directly proportional to the thrust power and inversely proportional to the air mass flow rate
D
inversely proportional to the thrust power and directly proportional to the air mass flow rate

Correct : c

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