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The hot water pipes used to heat up the ...

The hot water pipes used to heat up the rooms are painted

A

red

B

black

C

white

D

yellow

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-THERMAL PROPERTIES OF MATTER-EXERCISE-IA
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  2. In case of a perfect blackbody

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  3. The hot water pipes used to heat up the rooms are painted

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  4. A small hole in the wall of an enclosure behaves as

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  5. In Fery's blackbody

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  6. Blackbody Radiation is

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  7. The spectrum of thermal radiation from a blackbody is

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  8. A person with dark skin when compared to a person with white skin will...

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  9. The best laboratory approximation to an ideal black body is

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  10. The bulbs of two identical thermometers A and B are coated, one with l...

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  11. In a Thermos flask, heat losses due to

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  12. A cup of hot tea on a metal table in a room loses heat by

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  13. Fraunhoffer lines in solar spectrum can be cited as an example of

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  14. A sphere, a cube and circular plate of same material and same mass are...

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  15. A Blackbody, a Whitebody, A Bluebody and a Red coloured body are heate...

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

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

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

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

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