Question

15. A bullet of mass 50 g moving with an initial velocity
of 100 m s-, strikes a wooden block and comes to
rest after penetrating a distance 2 cm in it.
Calculate : (i) initial momentum of the bullet,
(ii) final momentum of the bullet, (iii) retardation
caused by the wooden block, and (iv) resistive force
Ans. (a) 3000 kg m s-1 (b) 15 m
exerted by the wooden block
Ans. (i) 5 kg m s -1, (ii) zero,
(iii) 2.5 x 105 m 5-2, (iv) 12500 N​

Answer 1

Answer:

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