Q. A student attempts to pull himself up by tugging on his hair. He will not succeed
A) As the force exerted in small
B) The frictional force while gripping, is small
C) Newton’s law of inertia is not applicable to living beings
D) As the force applied is internal to the system
Explanation
(d) As by an internal force momentum of the system can not be changed
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.