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The time taken by an object to slide down a \(45^{\circ}\) rough inclined plane is \(n\) times as it takes to slide down…

Q1

The time taken by an object to slide down a \(45^{\circ}\) rough inclined plane is \(n\) times as it takes to slide down a perfectly smooth \(45^{\circ}\) inclined plane. The coefficient of kinetic friction between the object and the incline plane is

[JEE Main 2024, 08 Apr (Shift 2)]

a

\(\sqrt{\frac{1}{1-n^2}}\)

b

\(\sqrt{1-\frac{1}{n^2}}\)

c

\(1+\frac{1}{n^2}\)

d

\(1-\frac{1}{n^2}\)

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