The spectral emissive power `E_(lambda)` for a body at temperature `T_(1)` is poltted againist the wavelenght and area under the curve is found to be `A.At` a different temperature `T_(2)` the area is found to be A then `lambda_(1)//lambda_(2)=`
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A black body emits maximum radiation of wavelength lambda_(1) at a certain temperature T_(1) . On increasing the temperature, the total energy of radiation emitted is increased 16 times at temperature T_(2) . If lambda_(2) is the wavelength corresponding to which maximum radiation is emitted at temperature T_(2) . Calculate the value of ((lambda_(1))/(lambda_(2))) .

A black body emits maximum radiation of wavelength lambda_(1) at a certain temperature T_(1) . On increasing the temperature, the total energy of radiation emitted is increased 16 times at temperature T_(2) . If lambda_(2) is the wavelength corresponding to which maximum radiation is emitted at temperature T_(2) . Calculate the value of ((lambda_(1))/(lambda_(2))) .

The spectral emissive power of a black body at a temperature of 6000K is maximum at lambda_m = 5000Å . If the temperature is increased by 10%, then the decrease in lambda_m will be -

Let the wavelength at which the the spectral emissive power of a black body (at a temperature T) is maximum, be denoted by lamda_(max) as the temperature of the body is increased by 1K, lamda_(max) decreases by 1 percent. The temperature T of the black body is

Let the wavelength at which the the spectral emissive power of a black body (at a temperature T) is maximum, be denoted by lamda_(max) as the temperature of the body is increased by 1K, lamda_(max) decreases by 1 percent. The temperature T of the black body is

The adjoining diagram shows the spectral energy density distribution E_(lambda) of a black body at two different temperatures. If the areas under the curves are in the ratio 16 : 1, the value of temperature T is

If lambda_(m) denotes the wavelength at which the radiative emission from a black body at a temperature T K is maximum, then

If lambda_(m) denotes the wavelength at which the radiative emission from a black body at a temperature T K is maximum, then