Advertisements
Advertisements
प्रश्न
Fill in the blank
Heat transfer in liquids and gases is by ________.
Advertisements
उत्तर
Heat transfer in liquids and gases is by convection.
APPEARS IN
संबंधित प्रश्न
Give two examples each of conductors and insulators of heat.
No medium is required for transfer of heat by the process of ______.
Look at Figure. Mark where the heat is being transferred by conduction, by convection and by radiation.
Select the correct alternative
If we add a lump of ice to a tumbler containing water,
Select the correct alternative
In the process of convection, heat travel
Why is the freezing chest in a refrigerator fitted near its top?
Explain briefly the process of heat transfer by radiation.
Why is the outer coat of the penguins of Antarctica black?
Heat is the transfer of energy between two objects at different temperatures.
Wrap a thin paper strip tightly around an iron rod. Try to burn the paper with candle while rotating the iron rod continuously. Does it burn? Explain your observation.
