SSC MTS EXAM

SSC

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
energy that must be gained or lost for evaporation or condensation to occur
A
thermal fusion
B
thermal vaporization
C
thermal equilibrium
D
thermal expansion
Explanation: 

Detailed explanation-1: -Evaporation and condensation happen when these molecules gain or lose energy. This energy exists in the form of heat. Evaporation happens when a liquid is heated.

Detailed explanation-2: -Energy is required to change from solid to liquid, liquid to gas (evaporation), or solid to gas (sublimation). Energy will be released to change from liquid to solid (fusion), gas to liquid (condensation), or gas to solid. Latent heat of evaporation is the energy used to change liquid to vapor.

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