KEAM 2023 Physics and Chemistry Solved Paper

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Question : 46 of 120

Marks: +1, -0

The work done W is required by an agent to form a bubble of radius R. An extra amount of work ∆W is required to increase the radius by ∆R. If ‌

∆R

R

=1%, then ‌

∆W

W

is :

2%
1%
4%
3%
0.5%

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