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The temperature of abody is increased fr...

The temperature of abody is increased from 27°C to 127°C. By what fraction would the radiation emitted by it increase?

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BINA LIBRARY-THERMAL PROPERTIES OF MATTER -EXERCISE
  1. Calculate the rate of loss heat through a glass window of area 1000sq....

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  2. A body which has surface area of 5.0 cm^2 and a temperature of 727 ra...

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  3. The temperature of abody is increased from 27°C to 127°C. By what fra...

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  4. A body cools from 80°C to 50°C in 5 minutes.If the temperature of th...

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  5. Two vessels of different materials are similar in size in every respec...

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

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

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

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

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

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

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

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

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

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  15. Two spheres of same size are made of same metal but one is hollow and ...

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

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  17. Water is used in hot water bottels,because

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

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  19. Water equivalent of a substance is equal to

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  20. The unit of thermal capacity is

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