Q. A man runs towards a mirror at a speed $15\ m/s$. The speed of the image relative to the man is
A) 15 $ms^{- 1}$
B) 30 $ms^{- 1}$
C) 35 $ms^{- 1}$
D) 20 $ms^{- 1}$
Explanation
(b) Relative velocity of image $w.r.t$ man
$= 15 - ( - 15) = 30\ m/s$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.