JEE PYQ: Laws Of Motion Question 33
Question 33 - 2019 | 12 Jan Shift 1] (MCQ)
A block kept on a rough inclined plane remains at rest upto a maximum force 2 N down the inclined plane. The maximum external force up the inclined plane that does not move the block is 10 N. The coefficient of static friction between the block and the plane is :
(1) $\frac{\sqrt{3}}{2}$ [Correct]
(2) $\frac{\sqrt{3}}{4}$
(3) $\frac{1}{2}$
(4) $\frac{2}{3}$
Show Answer
Answer: (1)
Solution
From the two equations: $\mu = \frac{\sqrt{3}}{2}$.
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