Q173. A mass of 20 kg moving with a speed of 10 m/s collides with another stationary mass of 5 kg. As a result of the collision, the two masses stick together. The kinetic energy of the composite mass will be:Physics — Forces and Motion — Question 173 of 419A. 600 JB. 800 JC. 1000 JD. 1200 JPractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →