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प्रश्न
A red hot ball is suspended from the ceiling of a room using a thin metallic wire.
Name the ways in which the ball loses heat.
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उत्तर
As no material medium surrounds the ball so there is no possibility of losing heat by conduction or convection. The ball will lose heat by Radiation.
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संबंधित प्रश्न
What causes the rise in atmospheric temperature?
Choose the correct option.
________dioxide is a greenhouse gas.
Give balanced equations for the formation of carbon dioxide – a major greenhouse gas, during combustion of fossil fuels.
Explain how promoting ‘afforestation’ and checking ‘deforestation’ reduces the release of greenhouse gases.
What is a greenhouse?
The greenhouse effect is boon or bane? Give your opinion.
CFC's methane, nitrogen oxide and carbon dioxide can absorb ____________ radiations reflected from the earth's surface.
Name the chemicals which are used in refrigerators and air conditioners and damage ozone layer when released in air.
Assertion: Greenhouse gases maintain the temperature.
Reason: Greenhouse gases absorb infrared rays.
Answer:
Which of the following is an example of a green house gas?
