Q. A man fires a bullet of mass $200\ g$ at a speed of $5\ m/s$ . The gun is of one $kg$ mass. By what velocity the gun rebounds backwards
A) $0.1\ m/s$
B) $10\ m/s$
C) $1\ m/s$
D) $0.01\ m/s$
Explanation
(c) $v_{G} = \frac{m_{B}v_{B}}{m_{G}} = \frac{0.2 \times 5}{1} = 1\ m/s$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.