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प्रश्न
Name the phenomenon which causes the following changes:
Conversion of water into steam
उत्तर
boiling
APPEARS IN
संबंधित प्रश्न
What do you observe when :
some ice cubes are kept in a glass tumbler
What is the (a) common unit of temperature, and (b) SI unit of temperature ?
What is meant by saying that the latent heat of vaporisation of water is 22.5 × 105 J/kg ?
Fill in the following blank with suitable words :
When steam condenses to form water, heat is .......................
The latent heat of vaporisation of water is :
When water is cooled to a temperature x, it gets converted into ice at temperature x by a process called P. And when ice at temperature x is warmed, it gets reconverted into water at the same temperature x in a process called Q.
- What is the value of temperature x in Kelvin ?
- What is the process P known as ?
- What is the name of energy released during process P ?
- What is the process Q known as ?
- What is the name of energy absorbed during process Q ?
Define Intermodular force of attraction
Explain the term melting
With reference to the liquid state of matter – answer the following
On heating, the liquid, do the particles gain or lose energy.
Give the reason for the following:
The kinetic energy of molecules of gases is very large & of solids, the least.
