A trolley moves in a straight line with a speed of

PHYSICS · Single correct · CBSE · Physics · Work and Energy · Work and Energy

Problem

4\,\text{kg}

trolley moves in a straight line with a speed of

5\,\text{m/s}

. Calculate its kinetic energy. (a)

25\,\text{J}

(b)

100\,\text{J}

(c)

50\,\text{J}

(d)

10\,\text{J}