Physics

Problem

0.15\,\text{kg}

tennis ball moving horizontally at

20\,\text{m s}^{-1}

is caught and brought to rest in

0.04\,\text{s}

. What is the magnitude of the average force applied on the ball? a)

60\text{ N}

37.5\text{ N}

75\text{ N}

300\text{ N}