Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Physics Laws of Motion Force and Mass
A ball of mass 0.15 kg is dropped from a height 10m, strikes the ground and rebounds to the same height. The magnitude of impulse imparted to the ball is (g = 10 m/s2)nearly :
1
1.4 kg m/s
2
0 kg m/s
3
4.2 kg m/s
4
More than one of the above
5
None of the above