A) 48
B) 58
C) 60
D) 70
Correct Answer: B
Solution :
According to Wein?s displacement law \[{{\lambda }_{m}}T=b\]or \[{{\lambda }_{m}}=\frac{b}{T}\]\[=\frac{0.0029}{5\times {{10}^{4}}}=58\times {{10}^{-9}}m=58nm\]You need to login to perform this action.
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