JEE MAIN - Physics (2022 - 26th June Morning Shift - No. 2)
A person is standing in an elevator. In which situation, he experiences weight loss?
When the elevator moves upward with constant acceleration
When the elevator moves downward with constant acceleration
When the elevator moves upward with uniform velocity
When the elevator moves downward with uniform velocity
คำอธิบาย
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N1 = mg
N2 = mg + ma
N3 = mg $$-$$ ma
N4 = mg
N5 = mg