Q 11-04-044NEETJEE MainEasy
A machine gun fires $10$ bullets per second, each of mass $50$ g, with a speed of $500$ m/s. The average force needed to hold the gun steady is
Answer: (A) $250$ N
$$F = n\,mv = 10 \times 0.05 \times 500 = 250\ \text{N}$$
Solution by Sreeraj P, M.Sc Physics