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A Blackbody, a Whitebody, A Bluebody and...

A Blackbody, a Whitebody, A Bluebody and a Red coloured body are heated to same temperature and are allowed to cool in the same surroundings. Then the body that cools early is

A

Red

B

Blue

C

White

D

Black

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The correct Answer is:
D
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AAKASH SERIES-THERMAL PROPERTIES OF MATTER-EXERCISE-IA
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  3. A Blackbody, a Whitebody, A Bluebody and a Red coloured body are heate...

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  4. Rate of cooling (d theta)/(dt) depends upon

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  5. On observing light from three different stars P, Q and R, it was found...

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  6. A piece of iron is heated in a flame. It first becomes dull red then b...

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  7. If rate of heat loss ((dQ)/(dt)) of two bodies of different masses are...

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  8. Ratio of rate of fall of heat to rate of fall of temperature of a body...

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  9. A beaker full of hot water is kept in a room. It cools from 80^(@)C to...

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  10. Two spheres of radii r(1)andr(2) have densities rho(1)andrho(2) and sp...

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  11. Newton's law of cooling is applicable when

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  12. According to Newton's law of cooling, the rate of cooling of a body is...

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  13. A solid at temperature T(1) is kept in an evacuated chamber at tempera...

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  14. The thermal radiation emitted by a body is proportional to T^(n) where...

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  15. Newton's law of cooling is a special case of

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  16. A hot liquid is kept in a big room. The logarithm of the numerical val...

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  17. One end of a metal rod is dipped in boiling water and the other is dip...

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  19. Three discs, A, B and C having radii 2 m, 4 m and 6 m respectively are...

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  20. Liquid oxygen at 50 K is heated to 300 K at constant pressure of 1 atm...

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