1.

Two droplets merge with each other and forms a larger droplet .In this process….

Answer»

energy is liberated.
some MASS is converted into energy.
energy is absorbed.
energy is neither liberated nor absorbed.

Solution :When two droplets merge with each other and forms a LARGE droplet , then the SURFACE AREA decrease and hence surfaceenergy `W=TDeltaA` decreases and corresponding energy is liberated.


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