A spherical liquid drop of radius R=1√πm is divided into ′n′ equal droplets. If the surface tension is 2N/m, and work done in the process is 16J, then find the value of n?
A
3
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B
8
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C
9
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D
27
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Solution
The correct option is D27 We know,
Work done in splitting of bigger drop dW=4πR2T(n1/3−1) ⇒16=4×π×(1√π)2×2(n1/3−1) ⇒3=n1/3 ⇒n=27