1. Combination vehicle: brakes released. The maximum air released?
A One pound per square inch.
B Less than two pounds per square inch
C Less than three pounds per square inch.

2. Single vehicle: brakes released. Maximum air leakage in one minute?
A One pound per square inch.
B Less than two pounds per square inch.
C Less than three pounds per square inch.

3. After applying brakes fully, maximum air loss in one minute - single vehicles?
A Two pounds per square inch.
B Three pounds per square inch.
C Four pounds per square inch.

4. After applying brakes fully max. air loss in one minute - combination vehicles?
A Two pounds per square inch.
B Three pounds per square inch.
C Four pounds per square inch.

5. When should the air governor cut out the air compressor?
A At about the manufacturer specified air pressure.
B At about ten pounds per square inch.
C At about one hundred and ten pounds per square inch.

6. When making a normal stop when should you push in the clutch?
A Experienced drivers do not use the clutch.
B Do not push in the clutch until there is vibration.
C Do not push the clutch in until the engine R.P.M.'s are down close to idle.

7. When making a very quick stop you should brake so that you?
A Can turn quickly to get out the way of hazards.
B Skid to maximize stopping distance.
C Stay in a straight line and can steer.

8. What is another name for controlled braking?
A Steady braking.
B Hard braking.
C Squeeze braking.

9. What is stab braking?
A Putting the brakes on hard without locking the wheels or turning
B Pressing the brake pedal hard and releasing brakes when wheels lock up.
C Applying a constant pressure to the brakes.

10. Why does air braking take more time than hydraulic braking?
A Because air brakes are generally used on longer vehicles
B Because it takes time for air to flow through the lines to the brakes.
C Because air moves through the lines much slower than oil does.