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Blackbody Radiation

explain the g...

Question

explain the graph between intensity and wavelength with respect to temperature in black-body radiation .

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Q. Which of the following graphs correctly represents the variation of

log λ_{m}

log T

λ_{m}

is the wavelength corresponding to maximum intensity of radiation and

T

represents absolute temperature.]

Q. During blackbody radiation at a constant wavelength, intensity of radiation ___________ with increase in temperature.

Q. Which of the following graphs correctly represents the variation of

log λ_{m}

log T

λ_{m}

is the wavelength corresponding to maximum intensity of radiation and

T

represents absolute temperature.]

Q. Total radiation power emitted by a black body is

P

and it radiates maximum spectral intensity around wavelength

λ

. If the temperature of black body is changed so that now it emits maximum spectral intensity around wavelength

\frac{3}{4} λ

. Find the new power radiated by the body.

Q. A black body emits radiation at the rate P when its temperature is T. At this temperature the wavelength at which the radiation has maximum intensity is

λ_{0}

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