curve 128 For the following represents the total energy emitted by the perfect black body per second per unit area E over the

Question

curve 128 For the following represents the total energy emitted by the perfect black body per second per unit area E over the complete wavelength range at that temperature 7 Thus area below the graph is in accordance with Symbols have usual meanings E 4 Ex T in m 1 Wien s displacement law 2 Stefan s law 3 Kirchhoff s law AY

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