Advanced Circular MotionHardQuestion 5335
Question
Condition for a vehicle not to skid on curved road of radius r with friction coefficient μ is:
- Av ≤ √(μrg)Correct
- Bv ≥ √(μrg)
- Cv ≤ μrg
- Dv ≤ √(rg/μ)
Correct answer
v ≤ √(μrg)
Explanation
For circular motion: μmg ≥ mv²/r → v² ≤ μrg → v ≤ √(μrg).