Class 11Physics2 Thermal Properties of Matter: Heat TransferSpectral Emissive Power and Wien's Displacement Law
Medium$A$ black body radiates power $P$ and maximum energy is radiated by it at a wavelength $\lambda_0$. The temperature of the black body is now changed such that it radiates maximum energy at the wavelength $\frac{\lambda_0}{4}$. The power radiated by it at the new temperature is (in $P$)
- A$64$
- B$256$
- C$4$
- D$16$
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