Evaporation

Which of the following factors affect evaporation?

• Surface Area

• temperature

• Humidity

• All the above

What is Humidity ?

• Amount of water present in air

• Amount of water vapour present in air

• Amount of energy present

• None of these

When there is an Increase in wind speed,

• Increases rate of evaporation

• Decreases rate of evaporation

• Does not affect evaporation

• None of the above

Rate of evaporation increases as.

• exposed surface area of liquid increases

• exposed surface area of liquid decreases

• movement of air above surface of liquid decreases

• atmospheric pressure increases

Evaporation occurs only _____

• after boiling

• after extreme cooling

• at surface of a liquid

• if boiling occurs at atmospheric pressure