If for a black body the graph of change ...

If for a black body the graph of change is emissive power at different temperatures `T_1, T_2 and T_3` with wavelength is according to the figure then –

`T_1 = T_2 = T_3`

`T_3 gt T_2 gt T_1`

`T_1 gtT_2 gt T_3`

`T_3 gtT_1gt T_2`

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