Question

2. The total energy emitted per unit a reaper unit time. (Points 5) 1. The peak wavelength of this light.(Points 5) Consider an incandescent lamp as a black body.The filament

made of tungsten achieves a temperature of 2737 °C when it is on. During this time, it emits reddish light. Now calculate 3. The spectral irradiance for this light(Planck's radiation law). (Points 10)

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