A) \[0.68{}^\circ \]
B) \[1.02{}^\circ \]
C) \[0.34{}^\circ \]
D) None of these
Correct Answer: A
Solution :
Angular width of central maxima \[=\frac{2\lambda }{d}\]\[=\frac{2\times 589.3\times {{10}^{-9}}}{0.1\times {{10}^{-3}}}\,rad\] \[=0.0117\times \frac{180}{\pi }=0.68{}^\circ \]You need to login to perform this action.
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