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प्रश्न
Evaporation of a liquid at room temperature leads to a ____________ effect.
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उत्तर
Evaporation of a liquid at room temperature leads to a Cooling effect.
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संबंधित प्रश्न
The temperature at which a liquid gets converted into its vapour state is called its
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 |
How is the boiling point of water affected when some salt is added to it?
What is the physical state of water at 100°C.
By the process of Heating of water, ______ is obtained.
During summer, water kept in an earthen pot becomes cool because of the phenomenon of
Choose the correct statement of the following
The phenomenon of change of a liquid into the gaseous state at any temperature below its boiling point is called ____________.
Conversion of solid to vapour is called sublimation. Name the term used to denote the conversion of vapour to solid.
Assertion (A): No-new substance is formed when water is heated to get steam.
Reason (R): Conversion of water into steam is a physical change.
