A) \[5.54\times {{10}^{-7}}rad\]
B) \[2.54\times {{10}^{-4}}rad\]
C) \[6.54\times {{10}^{-7}}rad\]
D) None of the above
Correct Answer: A
Solution :
Resolving limit \[d\theta =\frac{1.22\lambda }{a}\] \[=\frac{1.22\times 4538\times {{10}^{-10}}}{1}\] \[=5.54\times {{10}^{-7}}rad\]
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