Manitoba Airbrake Practice Exam 2025 - Free Airbrake Practice Questions and Study Guide

Question: 1 / 400

Why are automatic slack adjusters used?

To strengthen the brake system

To avoid regular manual re-adjustments

Slack adjusters are designed to be automatic to avoid the regular and manual hassle of re-adjusting the brakes. This is not done to increase vehicle speed, reduce air pressure usage, or strengthen the brake system. It is simply a more efficient and convenient way to ensure that the brakes are properly adjusted without the need for constant manual adjustments.

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To reduce air pressure usage

To increase vehicle speed

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