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A black pattern on a porcelain bowl appe...

A black pattern on a porcelain bowl appears brighter than the rest of bowl, when it is strongly heated and taken to a dark room. This is an illustration of

A

Kirchhoff's radiation law

B

Stefan-Boltzmann law

C

joule's law

D

Wien's displacement law

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The correct Answer is:
A
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TARGET PUBLICATION-KINETIC THEORY OF GASES AND RADIATION -Evaluation test
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  2. One mole of an ideal gas is kept enclosed under a light piston (area =...

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  3. A metallic pipe with nut and bolt assembly is shown in the figure. as ...

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  4. Variation of heat of reaction with temperature is known as

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  5. A black pattern on a porcelain bowl appears brighter than the rest of ...

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  6. A boiler heats water flowing at the rate of 2.0 litres per minute from...

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  9. Two bodies A and B having same surface areas have emmissivities of 0.0...

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  10. Two different adiabatic curves for the same gas intersect two isotherm...

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  11. A given quantity of a ideal gas is at pressure P and absolute tempera...

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  12. A given quantity of a ideal gas is at pressure P and absolute tempera...

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  13. Real gases obey ideal gas laws more closely at

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  14. A flask is filled with 10 g of a gas at 20 °C and then heated to 50 °C...

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  15. One mole of an ideal gas at temperature T was cooled isochorically til...

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  16. Assertion: Equal volumes of monatomic and polyatomic gases are adiabat...

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  17. A certain mass of an ideal gas undergoes a reversible isothermal compr...

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  18. An ideal Black-body at room temperature is thrown into a furnace. It i...

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