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
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 ______.
Write true or false for a given statement.
Medium is necessary for the transfer of heat by radiation.
Write true or false for a given statement.
Black surfaces are the poor absorbers of heat radiations.
Fill in the blank
A hot metallic piece is placed in tap water contained in a bucket. Heat will flow from _______ to _________
Fill in the blank
Heat transfer in solids is by ______
Why is the freezing chest in a refrigerator fitted near its top?
Explain which mode of heat transfer causes sea breezes and land breezes.
Why is the outer coat of the penguins of Antarctica black?
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.
