Advertisements
Advertisements
प्रश्न
Identify A, B, C and D; first one is done for you.

Advertisements
उत्तर
(A) Latent heat of fusion: The latent heat of fusion is the amount of energy required to convert a solid to a liquid at atmospheric pressure and melting point.
(B) Latent heat of vaporization: The latent heat of vaporization is the heat energy necessary to convert a liquid to a gas at atmospheric pressure and boiling point.
(C) Latent heat of condensation: The latent heat of condensation is the amount of heat released when a gas is converted to a liquid at atmospheric pressure and boiling point.
(D) Latent heat of solidification: The latent heat of solidification is the heat energy released when a liquid transforms into a solid at atmospheric pressure and melting point.
APPEARS IN
संबंधित प्रश्न
Name the gas produced when chlorine is dissolved in water and exposed to sunlight.
.................... is the purest form of natural water.
Give one word for the following statement:
A mixture of common salt and ice .
Water exists in all three states. Discuss.
Explain why:
Water is an excellent liquid to use in cooling systems.
Name a ‘pure form’ and an,‘impure form’ of water in the natural state.
Look at the map of Tamilnadu showing annual rainfall and answer the questions given below

- Identify the districts that get only low annual rainfall in Tamilnadu.
- Identify the districts that get a medium annual rainfall in Tamilnadu.
- State the districts that enjoy high annual rainfall in Tamilnadu.
In the coastal areas, wind current moves from the sea towards the land during the day; but during the night it moves from land to the sea. Discuss the reason.
From where do the following usually get water? In which form is water present in them?
Clouds
Write any two activities which require more than a bucket of water.
