Q. An object placed on an inclined plane starts sliding when the angle of incline becomes $30{^\circ}$. The coefficient of static friction between the object and the plane is
A) $\frac{1}{\sqrt{3}}$
B) $\sqrt{3}$
C) $\frac{1}{2}$
D) $\frac{\sqrt{3}}{2}$
Explanation
The correct answer is Option A: $\frac{1}{\sqrt{3}}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.