If a body looses half of its velocity on penetrating 3 cm in a wooden block, then how much will it penetrate more before coming to rest? (1) 1 cm (2) 2 cm (3) 3 cm (4) 4 cm
If a body looses half of its velocity on penetrating 3 cm in a wooden block, then how much will it penetrate more before coming to rest?\\
(1) 1 cm\\
(2) 2 cm\\
(3) 3 cm\\
(4) 4 cm