Practice question

When preparing for the Georgia CDL air-brake exam, what are glad hands?

  1. Special gloves for handling brake drums
  2. Hose couplers that connect the service and emergency air lines between a tractor and trailer
  3. Adjustment tools for slack adjusters
  4. Warning lights

Answer: B — Hose couplers that connect the service and emergency air lines between a tractor and trailer

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Practice more: Georgia CDL Air Brakes Test Practice Questions - Georgia Commercial Driver License (CDL) Air Brakes Knowledge Test Exam →