1.

A water drop of diameter 1 cm breaks into 1000 similar droplets of same diameter. What will be the gain or loss in the surface energy? (Take surface tension as 0.075 N/m)

A. gain of 0.424 mJ
B. gain of 0.212 mJ
C. loss of 0.212 mJ
D. loss of 0.424 mJ
Answer» C. loss of 0.212 mJ


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