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प्रश्न
Cooking utensils are made from metals due to their property of ______.
पर्याय
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
Name the mode of transfer of heat in the following :
(a) solid,
(b) liquid,
(c) gas
(d) vacuum
Define the term calorie. How is it related to joule (the S.I. unit of heat)?
1 calorie is 4.81 joules.
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 ______.
We reduce the heat by adding ______ while preparing fruit juice.
How can heat energy be generated?
In the arrangements A and B shown in the following figure, pins P and Q are fixed to a metal loop and an iron rod with the help of wax. In which case are both the pins likely to fall at different times? Explain.
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 |
In which of the following, chemical energy is converted into heat energy?
