Question

DE
31. A police officer fires a bullet of mass 50.0 g with speed 200 ms on
soft plywood of some thickness. The bullet emerges with speed 100 ms
from other side. Using work energy theorem, find the work done by
plywood in reducing the speed of bullet?
(a) - 50 J
(b) - 550 J (C) - 750 J
(d) - 200 J​

Answer 1

Answer:

( A) is the correct answer is question