K.C.S.E Physics Q & A - MODEL 2012PP1QN02

K.C.S.E Physics Q & A - MODEL 2012PP1QN02

​A student pulls a block of wood along a horizontal surface by applying a constant force. State the reason why the block moves at a constant velocity.

ANSWER

• Frictional force is equal to the applied force but in the opposite direction, hence the net applied force is zero;