Practice question

What is brake lag?

  1. The time required for the brakes to work after the brake pedal is pushed
  2. The distance between the brake pedal’s resting position and the floor
  3. The amount of air pressure used to stop a vehicle
  4. How faded the brakes are

Answer: A — The time required for the brakes to work after the brake pedal is pushed

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Practice more: Indiana CDL Air Brakes Test 1 →