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Put a tick mark on the correct choice : When one object moves over the surface of other object. surface of only lower object exerts frictional force on the upper object. surface of only upper object exerts frictional force on the lower object. surfaces of both the objects exert force on each other. surfaces of both the objects exert force in a direction opposite to each other.

Put a tick mark on the correct choice :
When one object moves over the surface of other object.

surface of only lower object exerts frictional force on the upper object.
surface of only upper object exerts frictional force on the lower object.
surfaces of both the objects exert force on each other.
surfaces of both the objects exert force in a direction opposite to each other.

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60796 Points
one year ago
Surfaces of both the objects exert force in a direction opposite to each other.

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