A) pressure difference between upper and lower surface of the wings
B) up thrust of the air volume on the plane
C) vertical component of the thrust
D) force due to reaction of gases
Correct Answer: C
Solution :
Weight of an aeroplane in air is balanced by the vertical component of the thrust created by air circuits striking to the lower surface of wings and also the horizontal component of the engine power makes it to fly.You need to login to perform this action.
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