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Physics
A person is standing in an elevator. In which situation, he experiences weight loss ?
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Q. A person is standing in an elevator. In which situation, he experiences weight loss ?
JEE Main
JEE Main 2022
Motion in a Straight Line
A
When the elevator moves upward with constant acceleration
100%
B
When the elevator moves downward with constant acceleration
0%
C
When the elevator moves upward with uniform velocity
0%
D
When the elevator moves downward with uniform velocity
0%
Solution:
$mg - N = ma$
$\Rightarrow N = m ( g - a )$
$\therefore$ Person experiences weightloss, when
acceleration of lift is downward.
