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Surface Energy

A drop of mer...

Question

A drop of mercury of radius 0. 1 cm is broken into 27 droplets of the same size. Find the work done if the surface tens:on of the mercury is 540 dyne/cm.

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Solution

Volume will be same
Volume of Bigger drop = Volume of 27 small drops
$⟹ R = 3 r$
$W . D = T . Δ$

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