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
Concept. $F = nmv$.
Step 1. Substitute. $10 \times 0.05 \times 500 = 250$ N.
Answer. $250$ N (Option A).
Solution by Sreeraj P, M.Sc Physics