CDL

CDL practice questions, page 10 of 10, with answer review and explanations.

Question 46

If you go twice as fast, will your stopping distance increase by two or four times?

  1. Two
  2. Four
  3. None of the above

Question 47

Empty trucks have the best braking.

  1. True
  2. False

Question 48

Name some suspension system defects.

  1. Broken leaves in leaf spring.
  2. Cracked or broken spring hangers.
  3. Leaking shock absorbers.
  4. All of the above.

Question 49

What three kinds of emergency equipment must you have?

  1. Fire extinguisher, Spare electrical fuses , warning devices for parked vehicles
  2. Warning devices for parked vehicles , first aid kit, flares.
  3. First aid kit, fire extinguisher, flares.
  4. Flares, fire extinguisher, spare electrical fuses.
  5. None of the above

Question 50

How do you test hydraulic brakes for leaks?

  1. Pump the brake pedal five times, apply firm pressure for 3 seconds, the pedal should not move.
  2. Hold the brake down for 5 seconds and listen for leaks.
  3. Pump the brake pedal three times, apply firm pressure for 5 seconds, the pedal should not move.
  4. Move slowly forward and step on the brake hard.
  5. Any of the above.