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प्रश्न
What is meant by the term temperature.
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उत्तर
Temperature is a quantity which tells the thermal state of a body (i.e. the degree of hotness or coldness). It determines the direction of flow of heat when the two bodies at different temperatures are placed in contact.
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संबंधित प्रश्न
Explain the following
Water pipes in colder countries often burst in winter.
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Land becomes warmer than water during the day.
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Numerical Problems.
An iron ball requires 1000 J of heat to raise its temperature by 20°C. Calculate the heat capacity of the ball.
If a substance is heated or cooled, the change in mass of that substance is
Match the following:
| Column-I | Column-II | |
| 1. | Length | s |
| 2. | Mass | m |
| 3. | Time | k |
| 4. | Temperature | kg |
