Advertisements
Advertisements
प्रश्न
Give two applications of evaporation.
Advertisements
उत्तर
Two applications of evaporation:
- When we sprinkle water on the roads in the summer evening, water evaporates by taking heat from the road and produces coolness in the surroundings and it becomes pleasant.
- After taking a bath in summer when we come out of the water, water evaporates taking heat from our body. The temperature of body falls and we feel refreshed.
APPEARS IN
संबंधित प्रश्न
Why does our palm feel cold when we put some acetone or petrol or perfume on it?
What is evaporation?
Water in a dish evaporates faster than in a bottle. Give reason.
A patient suffering from high fever is advised to put wet clot strips on his forehead. Why?
If the back of your hand is moistened with alcohol, you will find that it rapidly becomes dry. Why is it that while it is drying, your hand feels cool ?
The evaporation of water increases under the following conditions :
Can you suggest a method to collect water from sea water?
How does the water kept in an earthen pot remain cool?
The rate of evaporation ______ with rising temperature.
The rate of evaporation is more when the surface area is greater.
