Advertisements
Advertisements
प्रश्न
Write true or false for a given statement.
Liquids are heated by conduction and radiation.
पर्याय
True
False
उत्तर
False.
APPEARS IN
संबंधित प्रश्न
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.
Write true or false for a given statement.
On touching a lump of ice, we feel cold because some heat passes from our body to the ice.
Fill in the blank
Heat transfer in liquids and gases is by ________.
Select the correct alternative
The vacuum kept in between the walls of a thermos flask reduces the heat transfer by
Why is the freezing chest in a refrigerator fitted near its top?
Why are the houses in Rajasthan painted white?
Explain which mode of heat transfer causes sea breezes and land breezes.
Why are heaters fitted near the floor and air conditioners near the ceiling of a room?
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.
