Solveeit Logo

Question

Physics Question on laws of motion

A person is standing in an elevator. In which situation he finds his weight less?

A

When the elevator moves upward with constant acceleration

B

When the elevator moves downward with constant acceleration

C

When the elevator moves upward with uniform velocity

D

When the elevator moves downward with uniform velocity

Answer

When the elevator moves downward with constant acceleration

Explanation

Solution

When elevator is moving downward with constant acceleration a, then net weight of the person is given by
\, \, \, \, \, \, \, \, \, w' = m (g - a)
ie, the person finds his weight less.