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प्रश्न
What is conduction?
उत्तर
The process of heat transfer in solids from the region of higher temperature to the region of lower temperature without the actual movement of atoms or molecules is called conduction.
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संबंधित प्रश्न
What are the applications of conduction in our daily life?
Two cylindrical rods of same length have the area of cross section in the ratio 2:1. If both the rods are made up of same material, which of them conduct heat faster?
Liquids and gases are generally ______ conductors of heat.
Assertion: Food can be cooked faster in vessels with copper bottom.
Reason: Copper is the best conductor of heat.
Define conduction.
In conduction, heat flows from ______.
Substances that allow heat to pass through them are called ______.
Match the following
| 1. | Convection | a. | liquids and gases |
| 2. | Convection | b. | Poor conductor |
| 3. | Radiation | c. | Solids |
| 4. | Snow | d. | Vacuum |
Copper and Iron are good conductors of heat. Which one of the following is not a good conductor of heat?
Name a device that prevents loss of energy (or gain) by conduction, convection, and radiation.
