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  • If work W is done in blowing a bubble of radius R from soap solution, then the work done in blowing the bubble of radius 2R from the same solution is -Option: 1<

If work W is done in blowing a bubble of radius R from soap solution, then the work done in blowing the bubble of radius 2R from the same solution is -

Option: 1

\frac{W}{2}


Option: 2

2W


Option: 3

4W


Option: 4

2\tfrac{1}{3}W


Answers (1)

best_answer

We know that -

W = 8\Pi R^{2}T

\therefore W \alpha R^{2}

If the radius becomes double, thn work done will become four times

 

Posted by

vishal kumar

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