Question

A ball of mass 0.15 kg is dropped from a height of 10 m, strikes the ground, and rebounds to the same height. The magnitude of impulse imparted to the ball is (g = 10 m/s²) nearly ______.

पर्याय

• 4.2 kg m/s

• 2.1 kg m/s

• 1.4 kg m/s

• 0 kg m/s

Answer 1

A ball of mass 0.15 kg is dropped from a height 10 m, strikes the ground and rebounds to the same height. The magnitude of impulse imparted to the ball is (g=10 m/s²) nearly 4.2 kg m/s.