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प्रश्न
Choose the correct statement of the following
विकल्प
conversion of solid into vapours without passing through the liquid state is called sublimation.
conversion of vapours into solid without passing through the liquid state is called vapourisation.
conversion of vapours into solid without passing through the liquid state is called freezing.
conversion of solid into liquid is called sublimation.
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उत्तर
conversion of vapours into solid without passing through the liquid state is called vapourisation.
undergoing in liquid state is called sublimation. The conversion of liquid into gas (vapour) is called vaporisation. The conversion of liquid into solid is called freezing. The conversion of solid into liquid is called melting.
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संबंधित प्रश्न
Rapid conversion of water into steam is an example of
Differentiate between melting point and boiling point, giving atleast one example of each.
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 |
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