Road rules / 🇬🇧 general
Anti-lock brakes may be least effective when braking:
✓ ANSWER
On loose gravel or surface water, where the tyres have little grip
ABS relies on tyre grip, so it is less effective on loose surfaces and standing water.
All the options
- ✓On loose gravel or surface water, where the tyres have little grip
- ✗On a dry, well-maintained road surface
- ✗At speeds above 50 mph
- ✗When the vehicle is lightly loaded
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