The wavelength of maximum emission shift...

The wavelength of maximum emission shifts towards smaller wavelengths as the temperature of black body

increases

decreases

increases or decreases

remains constant

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the wavelength of maximum emission shifts towards smaller wavelengths as the temperature of the black body increases.

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The power radiated by a black body is 'P' and it radiates maximum energy around the wavelength lmbda_(0) If the temperature of the black body is now changed so that it raddiates maximum energy around a wavelength lambda_(0)//2 the power radiated becomes .

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Assertion : For higher temperature, the peak emission wavelength of a black body shifts to lower wavelengths. Reason : Peak emission wavelength of a black body is proportional to the fourth power of temperature.

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A heated body emits radiation which has maximum intensity near the wavelength lamda_(0) . The emissivity of its material is 0.75. the absolute temperature of the body is doubled

Power radiated by a black body is P_0 and the wavelength corresponding to maximum energy is around lamda_0 , On changing the temperature of the black body, it was observed that the power radiated becames (256)/(81)P_0 . The shift in wavelength corresponding to the maximum energy will be

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A black body emits radiations of maximum intensity at a wavelength of 5000 A, when the temperature of the body is 1227° C. If the temperature of the body is increased by 2227 °C, the maximum intensity of emitted radiation would be observed at

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 05-Paper 1 (Physics & Chemistry)

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