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प्रश्न
Conversion of solid state to liquid state is called fusion; what is meant by latent heat of fusion?
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उत्तर
Latent heat of fusion is the amount of heat required to change 1 kg solid into liquid at atmospheric pressure at its melting point.
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संबंधित प्रश्न
Molecules of a substance are always in a state of............ and so they possess .............
Explain the term Melting Point.
Some ice is taken in a beaker and its temperature is recorded after each one minute. The observations are listed below
| Time (in minute) | Temperature (in °C) |
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 3.8 |
| 7 | 7.6 |
| 8 | 11.4 |
From the above observations, what conclusion do you draw about the melting point of ice?
State the melting point of ice.
What are the changes of state in water? Explain.
It is a hot summer day, Priyanshi and Ali are wearing cotton and nylon clothes respectively. Who do you think would be more comfortable and why?
In an endothermic process, the speed of the molecules is ______ hence they move faster.
A puddle of water gets pooled around the glass of ice cream or a glass of ice cubes. When it is kept at room temperature. Give reason.
Ice does not melt rapidly because of ______.
Define latent heat of fusion?
