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प्रश्न
Name the SI unit of heat.
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उत्तर
Joule is the SI unit of heat.
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संबंधित प्रश्न
Match the following
| Column A | Column B |
| 1. mercury | 1. insulator |
| 2. wood | 2. water from 0°C to 4°C |
| 3. Aluminum | 3.absorbs |
| 4. contracts | 4.conductor |
| 5.black surface | 5. Thermometer |
What is heat ? State its S.I. unit.
Define the term heat.
What will absorb heat?
Steel spoon
What will absorb heat?
Wooden board
What will absorb heat?
Wooden spoon
If you apply some heat energy to a substance, which of the following can take place in it?
The process of converting a liquid into a solid is called ________.
The amount of heat gained by a substance is equal to the product of its mass and latent heat.
A device in which the loss of heat due to conduction, convection and radiation is minimized is ______.
How can heat energy be generated?
When an electric current is passing through the conductor ______ energy is produced.
The SI unit of heat energy is ______.
The water in the black can becomes ______ than that in a white can after exposure to the sun.
Black color is a ______ absorber of heat.
What is heat energy?
Warm air is ______.
Match the following:
| Column A | Column B | ||
| 1. | Heat | a. | Heat gained or lost in the change of state without any change in temperature |
| 2. | m × L. | b. | Heat gained or lost when there is no change of state |
| 3. | Temperature | c. | Form of energy |
| 4. | m × s × t | d. | SI unit of specific latent heat |
| 5. | J/Kg | e. | degree of hotness or coldness |
Heat gained by a body depends upon which factors?
