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If the temperature of the sun (black bod...

If the temperature of the sun (black body) is doubled, the rate of energy received on earth will be increase by a factor of

A

2

B

4

C

8

D

16

Text Solution

Verified by Experts

The correct Answer is:
D
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ERRORLESS -TRANSMISSION OF HEAT-Radiation (Stefan s law)
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  2. A spherical black body with a radius of 12cm radiates 450W power at 50...

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  3. If the temperature of the sun (black body) is doubled, the rate of ene...

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  4. The ratio of energy of emitted radiation of a black body at 27^(@)C an...

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  5. If the temperature of a black body be increased from 27^(@)C to 327^(@...

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  6. The rectangular surface of area 8 cm xx 4 cm of a black body at temper...

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  7. At temperature T , the power radiated by a body is Q watts . At the te...

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  8. Two spherical black bodies of radii R(1) and R(2) and with surface tem...

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  9. Temperature of a black body increases from 327^(@)C to 927^(@)C, the ...

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  10. The original temperature of a black body is . 727^(@) C . The tempera...

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

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  12. The energy spectrum f a black body exhibits a maximum around a wavelen...

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  13. A black body is at a temperature 300 K. It emits energy at a rate, whi...

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  14. The temperature of a body is increased by 50%. The amount of radiation...

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  15. Two identical metal balls at temperature 200^(@)C and 400^(@)C kept in...

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  16. Two spheres made of same material have radii in the ratio 1: 2 Both a...

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  17. A black body at a temperature of 127^(@)C raidates heat at the rate of...

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  18. A black body radiates 20 W at temperature 227^(@)C. If temperature of ...

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  19. Two spheres of same material have radius 1 m and 4 m and temperature 4...

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

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