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प्रश्न
Cooking utensils are made from metals due to their property of ______.
विकल्प
radiation
white
conduction
blue
convection
bad conductor
good conductor
black
reflection
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उत्तर
Cooking utensils are made from metals due to their property of conduction.
Explanation:
Metals conduct heat efficiently, allowing heat to spread quickly and evenly across the surface of the vessel. This makes cooking faster and more uniform.
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 |
If objects of equal masses are given equal heat, their final temperature will be different. This is due to difference in their ______.
The unit of heat is
If you apply some heat energy to a substance, which of the following can take place in it?
Why does the bottom of a lake not freeze in severe winter though the surface is all frozen?
______ energy can be generated by the burning of fuels like coal, wood, charcoal, gasoline, etc.
In the past, people used to rub two wooden pieces together to light fire.
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.
Match the following
| 1. | Heat | a. | Good absorber |
| 2. | Temperature | b. | Form of energy |
| 3. | Black surface | c. | Insulators |
| 4. | Rubber, cork | d. | The measure of hotness or coldness |
