JEE Main Physics question
If μₛ, μₖ and μᵣ are coefficients of static friction, sliding friction and rolling friction, then [EAMCET (Engg.) 1995, CPMT 1989, DPMT 2002]
Answer: (C)
Solution
In general, static friction exceeds kinetic (sliding) friction, which in turn exceeds rolling friction: μᵣ < μₖ < μₛ.