Which of the following is the characteristic of a black body?

Related MCQs

• As the wavelength of the radiation decreases, the intensity of the black body radiations                          
• A black body is defined as a perfect absorber of radiations. It may or may not be a perfect emitter of radiations.
• Electromagnetic wave theory of light could not explain Black Body radiations.
• For an object other than a black body, it’s emissivity, e is                                
• The sun emits maximum radiation of 0.52 micron meter. Assuming the sun to be a black body, Calculate the emissive ability of the sun’s surface at that temperature
• The law governing the distribution of radiant energy over wavelength for a black body at fixed temperature is referred to as
• A furnace emits radiation at 2000 K. Treating it as a black body radiation, calculate the monochromatic radiant flux density at 1 micron m wavelength
• The energy distribution is not uniform for any given temperature in a perfect black body.
• A faulty thermometer has its fixed points marked as 5° and 95°. The temperature of a body as measured by the faulty thermometer is 59°. Find the correct temperature of the body on a Celsius scale.
• Temperatures of two stars are in ratio 3:2. If wavelength of maximum intensity of first body is 4000 Å, what is corresponding wavelength of second body?