A) Ultraviolet region
B) Visible region
C) Infrared region
D) X-ray region
Correct Answer: D
Solution :
From Weins law, \[{{\lambda }_{m}}T=\]constant\[=0.3\times {{10}^{-2}}\] \[{{\lambda }_{m}}=\frac{0.3\times {{10}^{-2}}}{T}\] \[=\frac{0.3\times {{10}^{-2}}}{10\times {{10}^{6}}}\] \[=3\,\overset{\text{o}}{\mathop{\text{A}}}\,\]You need to login to perform this action.
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