A) \[1.5\]
B) \[\frac{3}{\sqrt{2}}\]
C) \[\sqrt{2}\]
D) \[\frac{4}{3}\]
Correct Answer: B
Solution :
\[A=r+0\Rightarrow r={{30}^{o}}\] \[\therefore \] \[\mu =\frac{\sin i}{\sin r}=\frac{\sin {{45}^{o}}}{\sin {{30}^{o}}}=\sqrt{2}\]You need to login to perform this action.
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