A) 0.5 m
B) \[5\,m\]
C) 50 m
D) 500 m
Correct Answer: C
Solution :
\[\frac{x}{r}=\frac{1.22\ \lambda }{d}\Rightarrow x=\frac{1.22\ \lambda r}{d}\] \[=\frac{1.22\times 500\times {{10}^{-9}}\times 400\times {{10}^{3}}}{5\times {{10}^{-3}}}=50\ m\]You need to login to perform this action.
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