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प्रश्न
Write true or false for a given statement.
Medium is necessary for the transfer of heat by radiation.
पर्याय
True
False
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उत्तर
False.
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संबंधित प्रश्न
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.
Liquids are heated by conduction and radiation.
Fill in the blank
Heat transfer in solids is by ______
Fill in the blank
Heat transfer in liquids and gases is by ________.
Give one example of heat transfer by radiation.
______ of heat does not require a medium.
How does a fever get lowered by putting a cold compress on the forehead of a patient?
Why are heaters fitted near the floor and air conditioners near the ceiling of a room?
The handles of cooking utensils are made of ______.
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.
