In which of the following cases the net force is NOT equal to zero? – McqOptions

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1.	In which of the following cases the net force is NOT equal to zero?
A.	A kite held stationary in the sky.
B.	A ball falling freely from a height.
C.	A helicopter hovering above the ground.
D.	A cork floating on the surface of water.
Answer» C. A helicopter hovering above the ground.

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