The phenomenon of change of a liquid into vapours at any temperature is known as evaporation, which takes place
[amp_mcq option1=”at its boiling point” option2=”above its boiling point” option3=”below its boiling point” option4=”at room temperature” correct=”option3″]
This question was previously asked in
UPSC CISF-AC-EXE – 2017
– It occurs when liquid molecules gain enough energy to escape into the gas phase.
– Evaporation can take place at any temperature where the liquid is present.
– Boiling is different; it occurs throughout the liquid at a specific temperature (boiling point) where vapor pressure equals external pressure.