Question

5.
A machine gun fires 20 bullets in 2 second. If each bullet weighs 2g and
moves with 100m/s then force required to hold machine gun is
(a) 2 kg m/s?
(b) 20kg m/s? (c) 0.2 kg m/s
(d) 200 kg m/s? (e) 0.02 Kg m/s?​

Answer 1

(b) 20kg m/s

20N

Hope it helps ☺️

Answer 2

A machine gun fires 20 bullets per second into a target. Each bullet weighs 150g and has a speed of 800 ms The force necessary to hold the gun is a) 800 Nb) 1000 Nd) 2400 N c) 1200 N