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प्रश्न
A red hot ball is suspended from the ceiling of a room using a thin metallic wire.
Suggest the way by which it loses the least amount of heat.
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उत्तर
The ball will lose the minimum amount of heat if it is polished.
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संबंधित प्रश्न
Define 'Greenhouse effect'.
Give a reason for the following:
An excess of carbon dioxide increases the temperature of the earth.
What results in the increase of carbon dioxide contents of earth's atmosphere?
State the effect of green house gases on the temperature of earth's atmosphere.
How is the greenhouse effect created?
State what are ‘greenhouse gases’ and name the major greenhouse gases.
Give balanced equations for the formation of carbon dioxide – a major greenhouse gas, during combustion of fossil fuels.
A red hot ball is suspended from the ceiling of a room using a thin metallic wire.
Explain what role does the air in the room play in the loss of heat.
Explain the term UV.
Which of the following is not a green house gas?
