A point mass of 1kg collides elastically with a stationary point mass of 5 kg. After their
Channel: Doubtnut
Date: 2020-07-05

A point mass of 1kg collides elastically with a stationary point mass of 5 kg. After their collision, the 1kg mass reverses its direction and moves with a speed of `2ms^-1`. Which of the following statements (s) is (are) correct for the system of these two masses?