A man standing on a lift that is descending does not feel any weight because
A
the inside of the lift is air tight
B
the lift is in vacuum
C
the lift's acceleration is same as acceleration due to gravity
D
there is no gravitational pull on the man in the lift
Verified Correct Answer: C.
Physical Principles & Numerical Solution
The resultant force acting on the man is given by w = mg - R
Mg - mg = 0
The man feels weightless because the reaction, R is equal to the weight mg
Source: Myschool Past Questions Archive (Record #14349)