Textbook ExpertVerified Tutor
5 Nov 2021
Given information
We are given that:
Mass of the helicopter, .
is the acceleration, and
The maass of frame is .
acceleration due to gravity,
Step-by-step explanation
Step 1.
The normal reaction force must be equal and opposite to the weight of the helicopter and frame system so that it hangs in the air:
now to accelerate the helicopter and frame system with acceleration the air should exert an additional upward force:
So the net force exerted by the air on rotor blades is:
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