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A 60kg man is inside a lift which is mov...

A `60kg` man is inside a lift which is moving up with an acceleration of `2.45_(ms^(-2))`. The appar-ent percentage change in his weight is .

A

`20%`

B

`25%`

C

`50%`

D

`75%`

Text Solution

Verified by Experts

The correct Answer is:
A
`%" of Apparent Change in weight"`
`=(w_(2)-w_(1))/(w_(1))xx100 w_(1)=mg, w_(2)=m(g+a)`
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