In which direction do the following forces act when an object is in motion?
$(i)$ Frictional force
$(ii)$ Gravitational force
$(iii)$ Centripetal force
$(i)$ Frictional force
$(ii)$ Gravitational force
$(iii)$ Centripetal force
(N/A) $(i)$ Frictional force acts in the direction opposite to the motion of the object.
$(ii)$ Gravitational force acts vertically downwards towards the center of the Earth.
$(iii)$ Centripetal force acts towards the center of the circular path along which the object moves.
$(ii)$ Gravitational force acts vertically downwards towards the center of the Earth.
$(iii)$ Centripetal force acts towards the center of the circular path along which the object moves.
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