JEE — Friction ConceptualHardQuestion 30266
Question
A car is moving on a level road and the driver suddenly brakes without skidding (ABS system). The friction acting on the tyres is:
- AZero
- BKinetic friction
- CStatic frictionCorrect
- DRolling friction
Correct answer
Static friction
Explanation
When braking without skidding, tyres don't slide on the road — the contact point is momentarily at rest. Static friction provides the braking force.