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What is the angle of inclination θ of the plane to the horizontal at which the box will just start to slide down the plane, given that the coefficient of friction between the surface and the box is µ and the mass of the box is m?

Options

  1. Aθ = tan⁻¹µ
  2. Bθ = sin⁻¹µ
  3. Cθ = cos⁻¹µ
  4. Dθ = tanµ

Correct answer

A. θ = tan⁻¹µ

Step-by-step solution

Correct Option is : (A) θ = tan⁻¹µ

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