ASVAB Science and Tech Practice Questions

Category - Technology/Engineering

Air in a hydraulic brake line causes the brakes to malfunction. Which property of air is most responsible for the malfunction?
  1. Air is less visible than brake fluid.
  2. Air changes volume under pressure.
  3. Air causes corrosion in the brake line.
  4. Air changes temperature under pressure.
Explanation
Answer: B - Air changes volume under pressure.
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