A) \[\frac{1}{\sqrt{3}}\]
B) \[\sqrt{3}\]
C) \[\frac{1}{2}\]
D) \[\frac{\sqrt{3}}{2}\]
Correct Answer: A
Solution :
Coefficient of static friction\[{{\mu }_{s}}=\tan \theta =\tan ({{30}^{o}})=\frac{1}{\sqrt{3}}\]
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