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The temperature of a black body increase...

The temperature of a black body increases from 7°C to 287°C .The rate of energy radiation increases by

A

`(287/4)^4`

B

16

C

4

D

2

Text Solution

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The correct Answer is:
C
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BINA LIBRARY-THERMAL PROPERTIES OF MATTER -EXERCISE
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  2. Two vessels of different materials are similar in size in every respec...

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  3. The temperature of a black body increases from 7°C to 287°C .The rate...

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  4. A black body has maximum omega. L.lambda m at 2000K.Its corresponding ...

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  5. Two spheres made of same meterial have radii in the ratio 1:2 both are...

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  6. A body cools from 60°C to 50°C in 10 min.if room temperature is 25°C...

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  7. A body cools from 50°C to 40°C in 5 min .Its temperature comes down t...

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  8. There is a small hole at the centre of meta disc.On heating the size o...

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  9. If a bimetallic strip made of iron and copper is heated ,then

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  10. Which of the following is a correct relation for soilds?

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  11. Sometimes ,a cycle with well inflated tyres left in sun,has its tube b...

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  13. Which of the following has the highest specific heat capacity?

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  15. For a gram-molecule of an ideal gas (PV)/T is

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  16. Water equivalent of a substance is equal to

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  17. The unit of thermal capacity is

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  18. Specific heat of body depends upon

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  19. The specific heat of water is

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  20. The water equivalent of a block of solid mass 200 g and of specific he...

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