Which of these is not an assumption made while formulating momentum t – McqOptions

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1.	Which of these is not an assumption made while formulating momentum theory for hover and clib of a helicopter?
A.	Blade is modeled as an actuator disk
B.	Non-uniform loading over the disk
C.	Smooth slipstream
D.	Slipstream rotation velocity is negligible
Answer» C. Smooth slipstream

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