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The reezer in a refrigeratror is located...

The reezer in a refrigeratror is located at the top section so that

A

the entire chamber of the refrigerator is cooled quickly due to convection

B

the motor is not heated

C

the heat gained from the environment is high

D

the heat gained from the environment is low

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  10. The unit of thermal conductivity is :

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  11. A rod AB is 1m long. The temperature of its one end A is maintained at...

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  12. The reezer in a refrigeratror is located at the top section so that

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  16. If temperature of a black body increases from 7^(@)C to 287^(@)C , the...

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  17. A black body is heated from 27^(@)C to 127^(@)C. The ratio of their en...

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  18. The rate of dissipation of heat by a black body at temperature T is Q....

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  19. A copper ball 2 cm in radius is heated in a furnace at 327^@C If its e...

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