Advertisements
Advertisements
प्रश्न
Give two examples each of conductors and insulators of heat.
Advertisements
उत्तर
- Two examples of conductors of heat are:
- Aluminium
- Iron
- Two examples of insulators of heat are:
- Air
- water
APPEARS IN
संबंधित प्रश्न
Stainless steel pans are usually provided with copper bottoms. The reason for this could be that ______.
Write true or false for a given statement.
Black surfaces are the poor absorbers of heat radiations.
Fill in the blank
Heat transfer in liquids and gases is by ________.
Select the correct alternative
In the process of convection, heat travel
State the direction of heat transfer by way of convection.
Why is the freezing chest in a refrigerator fitted near its top?
The earth receives heat from the sun by ______.
What are the modes of heat transfer?
When a liquid boils, energy is absorbed.
Take a sheet of paper. Draw a spiral on it as shown in Figure. Cut out the paper along the line. Suspend the paper as shown in Figure above a lighted candle. Observe what happens. Think of an explanation.
