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When a body has the same temperature as ...

When a body has the same temperature as that of its surroundings

A

It does not radiate heat

B

It does not radiate heat

C

It radiates less quantity of heat as it receives from surroundings

D

It radiates more quantity of heat as it receives heat from surroundings

Text Solution

Verified by Experts

The correct Answer is:
B
Radiates same quantity of heat as it absorbs (Prevost theory).
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ERRORLESS-TRANSMISSION OF HEAT -NCERT BASED QUESTIONS (Radiation (Stefan.s law))
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  2. If the radius of a star is R and it acts as a black body, what would b...

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  3. A body of area 1cm^2 is heated to a temperature 1000K. The amount of ...

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  4. The energy emitted per second by a black body at 27^(@)C is 10 J. If t...

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  5. Two black metallic spheres of radius 4m, at 2000 K and 1m at 4000 K ...

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  6. If the temperature of a hot body is increased by 50%, then the increas...

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  7. The radiation emitted by a star A is 10,000 times that of the sun. If ...

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  8. The total energy radiated from a block body source at constant tempera...

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  9. The top of an insulated cylindrical container is covered by a disc hav...

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  10. The total energy of a black body radiation source is collected for fiv...

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  11. The rate of radiation of a black body at 0° C is E . The rate of radia...

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  12. A black body radiates energy at the rate of E W//m at a high temperat...

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  13. A black body at 227^(@)C radiates heat at the rate of 7 cal cm^(-2) s...

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  14. If the sun's surface radiates heat at 6.3 xx 10^(7) Wm^(-2). Calculate...

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  15. A sphere at temperature 600 K is placed in an enviroment to temperatur...

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  16. Which of the following graphs correctly represents the relation betwe...

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

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  18. The tungsten filament of an electric lamp has a surface areaA and a po...

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  19. Two spherical black bodies of radii r1 and r2 and with surface tempera...

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  20. The total radiative power emitted by spherical blackbody with radius R...

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