A) \[\sqrt{3}\]
B) \[\sqrt{2}\]
C) \[\frac{\sqrt{3}}{\sqrt{2}}\]
D) \[\frac{2}{\sqrt{3}}\]
Correct Answer: A
Solution :
[a] \[\delta =i+e-A\] |
\[{{\delta }_{\min }}={{60}^{o}}\] when \[i=e\]\[\Rightarrow \]\[{{60}^{o}}=2i-A=2({{60}^{o}})-A\]\[\Rightarrow \]\[A={{60}^{o}}\] |
\[\mu =\frac{\sin \left( \frac{A+{{\delta }_{\min }}}{2} \right)}{\sin \left( \frac{A}{2} \right)}=\frac{\sin \left( \frac{60+60}{2} \right)}{\sin \left( \frac{60}{2} \right)}=\sqrt{3}\] |
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