Q27
The maximum propulsive efficiency of a turbojet engine is at a speed of
A.
1000 km/h
B.
2000 km/h
C.
2400 km/h
AnswerD.
3000 km/h
Answer: Option C
Solution
Answer: Option C
Solution:
The maximum propulsive efficiency of a turbojet engine is at a speed of 2400 km/h