The maximum propulsion efficiency of a turbojet is attained at around following speed

Questions › Category: Compressors Gas Turbines and Jet Engines › The maximum propulsion efficiency of a turbojet is attained at around following speed
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VideRime Staff asked 2 years ago
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The maximum propulsion efficiency of a turbojet is attained at around following speed

(A) 550 km/hr

(B) 1050 km/hr

(C) 1700 km/hr

(D) 2400 km/hr           (Ans)