Question
Question: A student attempts to pull himself up by tugging on his hair. He will not succeed...
A student attempts to pull himself up by tugging on his hair. He will not succeed
A
As the force exerted is 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.
Answer
As the force applied is internal to the system.
Explanation
Solution
As by an internal force momentum of the system cannot be changed.