Question

A ball is rolling from A to D on a flat and smooth surface its speed is 2 cm/s on reaching B it was pushed continuously up to C on reaching be from sea its speed had become 4 cm/s it took 2 seconds for it to go from B to C what is acceleration of the ball as it goes from B to C?​

Answer 1

Answer:

The acceleration of the ball between A to B is zero as the speed and direction of the ball is constant. After point B, a force is applied. Thus, the ball will get accelerated.