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प्रश्न
Select the correct alternative
Heat in a liquid is transferred by
विकल्प
conduction
convection
radiation
conduction and radiation
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उत्तर
convection
APPEARS IN
संबंधित प्रश्न
Give two examples each of conductors and insulators of heat.
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 solids is by ______
Select the correct alternative
If we add a lump of ice to a tumbler containing water,
Why is the freezing chest in a refrigerator fitted near its top?
______ of heat does not require a medium.
Conduction of heat takes place through a ______ substance.
Why is the outer coat of the penguins of Antarctica black?
Why are heaters fitted near the floor and air conditioners near the ceiling of a room?
Heat is the transfer of energy between two objects at different temperatures.
