Define coefficient of friction (μ)? – InterviewSolution

1.

Define coefficient of friction (μ)?

Answer»

It is defined as the ratio of the force of friction (F_f) to the normal reaction (R),

i.e., μ = \(\frac{F_f}{R}\)

The commonly used coefficients of friction are :

Coefficient of limiting friction, μ_s.

Coefficient of kinetic friction, μ_k.

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