Ontario Air Brake Practice · Question
How does an anti-lock braking system (ABS) help during an emergency stop with air brakes?
ABS prevents wheel lock-up during hard braking, allowing the driver to steer and avoid obstacles, improving vehicle control during emergency stops.
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Question: How does an anti-lock braking system (ABS) help during an emergency stop with air brakes?
Answer options: ✅ ABS prevents the wheels from locking up, allowing the driver to maintain steering control.
- ABS significantly shortens stopping distance on all surfaces.
- ABS automatically applies the parking brake during an emergency.
- ABS increases the air pressure in the brake lines.
Correct answer: ABS prevents the wheels from locking up, allowing the driver to maintain steering control.
Explanation: ABS prevents wheel lock-up during hard braking, allowing the driver to steer and avoid obstacles, improving vehicle control during emergency stops.
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