5.
The figure shows a man with a parachute.
(a) Name the force which is responsible for his
downward motion. Is it a contact force or a
non-contact force?
(b) Will the man come down with the same speed
without the parachute? Explain.
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a) Force responsible for downward motion in : Gravitational Force, Gravitational Force is a non Contact force applied by the earth
b) No the man will not come out with the same force because due to the parachute the air is providing a lift which hence decrease the net magnitude og Gravitational Force
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