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प्रश्न
____________ is the change of solid state directly to vapour state without going through the ____________ state.
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उत्तर
Sublimation is the change of solid state directly to vapour state without going through the liquid state.
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संबंधित प्रश्न
The temperature at which a liquid gets converted into its vapour state is called its
Rapid conversion of water into steam is an example of
Differentiate between melting point and boiling point, giving atleast one example of each.
Explain the terms boiling point.
A liquid can change into vapour state at a fixed temperature.
State the boiling point of water.
A certain quantity of water is heated from 20°C to 100°C. Its temperature is recorded after each 1 minute. The observations are:
| Time (in minute) | Temperature (in °C) |
| 0 | 20 |
| 1 | 30 |
| 2 | 40 |
| 3 | 50 |
| 4 | 60 |
| 5 | 70 |
| 6 | 80 |
| 7 | 90 |
| 8 | 100 |
| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
| 12 | 100 |
Boiling of egg results in ______ change.
Which condition out of the following will increase the evaporation of water?
Why does the temperature of a substance remain constant during its melting point or boiling point?
