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If work done in blowing a bubble of radi...

If work done in blowing a bubble of radius R is in a soap solution , then the work done in blowing a bubble of radius halved in same solution would be ,

A

2 W

B

W/2

C

4 W

D

W/4

Text Solution

Verified by Experts

The correct Answer is:
D
`(omega_(2))/(omega_(1)) = ((r_(2))/(r_(1)))^(2)`
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  17. The radius of a soap bubble is reduced rom 5 cm to 1 cm . Then the c...

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