Advertisements
Advertisements
प्रश्न
Select the correct alternative
If we add a lump of ice to a tumbler containing water,
विकल्प
heat flows from water to ice
heat flows from ice to water
heat flows from water to ice if water is more
heat flows from ice to water if ice is more
Advertisements
उत्तर
heat flows from water to ice
APPEARS IN
संबंधित प्रश्न
Give two examples each of conductors and insulators of heat.
Look at Figure. Mark where the heat is being transferred by conduction, by convection and by radiation.

A wooden spoon is dipped in a cup of ice cream. Its other end ______.
State the direction of heat transfer by way of convection.
Why is the freezing chest in a refrigerator fitted near its top?
Explain briefly the process of heat transfer by radiation.
What are the modes of heat transfer?
Explain which mode of heat transfer causes sea breezes and land breezes.
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.

