91. When the hydraulic brakes fail while you are driving, the system will not build up pressure and the brake pedal will feel spongy or goes to the floor. What should you do?
Pump the brake pedal to generate pressure.
92. Which may be a sign of tire failure?
Vibration.
93. To prevent brake fade you should:
Select the gear, which will keep your vehicle to a safe
94. A full stop is required at railroad crossing when:
The nature of a cargo makes a stop mandatory under the State or Federal regulations.
95. When driving at night you should use your low beams when oncoming vehicle is within of how many feet?
500.