Question

Assertion : A man in a closed cabin which is falling freely does not experience gravity.

Reason : Inertial and gravitational mass have equivalence.

(a) Both A and R are true and R is the correct explanation of A

(b) Both A and R are true but R is not correct explanation of A

(c) A is true but R is false

(d) A and R are false

Answer 1

Correct option (b) Both A and R are true but R is not correct explanation of A

Explanation :

If a man inside a lift which is falling freely i.e., with acceleration g, the relative acceleration of the man with respect to the lift = acceleration of man with respect to earth (g) - acceleration of lift with respect to earth (g)