CDL AIR BRAKES PRACTICE TEST - FLORIDA
21.
Brake fade results from, and is affected by:
|
excessive heat caused by using the brakes too much.
|
|
|
excessive heat caused by not relying on the engine braking effect.
|
|
|
brakes out of adjustment.
|
|
|
All of the above.
|
22.
Hydroplaning is more likely if:
|
tire pressure is low.
|
|
|
the road is wet.
|
|
|
tire tread is worn.
|
|
|
All of the above.
|
23.
If the air compressor is belt-driven, you should check the air compressor drive belt before each trip. The belt should be:
|
loose.
|
|
|
cracked.
|
|
|
tight.
|
|
|
worn.
|
24.
Most heavy-duty vehicles use:
|
single air brake systems.
|
|
|
pump-the-brake systems.
|
|
|
triple air brake systems.
|
|
|
dual air brake systems.
|
25.
Overloading a vehicle with cargo can have negative effects on all of the following except:
|
Weight limits
|
|
|
Steering
|
|
|
Speed control
|
|
|
Braking
|
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More