A ball of mass `1 kg` is projected horizontally as shown in figure. Assume that collision between
Channel: Doubtnut
Date: 2020-01-28

A ball of mass `1 kg` is projected horizontally as shown in figure. Assume that collision between the ball and ground is totally inelastic. The kinetic energy of ball in joulesy just collision is found to be `10prop`. Find the value of `alpha`.