Georgia Class F drivers license Latest Update 2024-2025 100 Questions and 100% Verified Correct Answers Guaranteed A+
A dual air brake system. - CORRECT ANSWER: Has two separate air brake systems
which use a single set of controls. Each system has its own air tanks, hoses, lines.
Air Compressor Governor - CORRECT ANSWER: Controls when the air compressor
will pump air in to the air storage tanks
At 55 mph approximately how many seconds does it take to come to a stop -
CORRECT ANSWER: 6 seconds
At what level PSI does the air compressor governor cut in - CORRECT ANSWER: 100
PSI
At what level PSI does the air compressor governor cut out - CORRECT ANSWER: 125 PSI
At what PSI is the Safety Valve usually set to open at - CORRECT ANSWER: 150 PSI
At what PSI will Spring Brakes become fully on - CORRECT ANSWER: Spring brakes
will come on if the air pressure drops to a range of 20 to 45 PSI (typically 20 to 30 PSI)
During a Trip Inspection, when should you check your truck - CORRECT ANSWER:
Check for the first time at 1 hour of driving, then every 150 miles, or 3 hours after that
How do you calculate stopping distance? - CORRECT ANSWER: Perception time +
reaction time + braking distance = stopping distance
How do you test brakes? - CORRECT ANSWER: Drive 5 mph then use brake to make
sure vehicle stops
How do you test parking brake? - CORRECT ANSWER: Set brake, then use low gear to pull against it and make sure vehicle doesn't move
How do you test trailer brakes? - CORRECT ANSWER: Set trailer brake only, shift in to a low gear and pull against it
How do you test your air breaks - CORRECT ANSWER: Pump 3 times and then hold
the break on the 4th
How many different types of retarders are there - CORRECT ANSWER: There are 4.
Exhaust, Engine, Hydraulic, and Electric
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How many seconds ahead should you look while driving - CORRECT ANSWER:
Always look 10-12 seconds ahead while driving
How many steps should you use to inspect your Air Brakes - CORRECT ANSWER: 7
steps
How much play are leaf springs allowed to have - CORRECT ANSWER: Leaf springs
are only allowed to have 1" of play or less
If ABS fails - CORRECT ANSWER: Do not stop immediately, service soon
Low Air Pressure Warning - CORRECT ANSWER: Cuts on at 55 PSI. On larger buses it is common for it to come on at 80-85 PSI
Oil pressure should be between ____psi at idle - CORRECT ANSWER: 5-20 psi
Oil pressure should be between ____psi during operation - CORRECT ANSWER: 35-75
Retarders - CORRECT ANSWER: Retarders help slow a vehicle down and reduce the
need for brakes.
S-Cam Brakes - CORRECT ANSWER: Forces the brake shoes away from one another
and presses them against the inside of the brake drum
Safety Valve - CORRECT ANSWER: A safety relief valve is installed in the first tank the air compressor pumps air in to
Service Brakes - CORRECT ANSWER: Normal use
Stab braking - CORRECT ANSWER: Braking as hard as you can and releasing. Repeat
until desired speed is met. Used when slowing down very quickly
Stopping distance estimate - CORRECT ANSWER: 1 second per 10' of vehicle length
add 1 second if you are traveling over 40 mph
There must be no more than ________ play in the steering wheel or __" in a 20"
steering wheel - CORRECT ANSWER: 10 degrees/ 2"
There must be no more than ___" play in any engine belts - CORRECT ANSWER: 3/4" play in engine belts
There should be ___ tie down for every ___ feet of cargo. If you have ___ feet or less,
there must be a minimum of ___ ties downs - CORRECT ANSWER:
True or False. Always honk before changing lanes. - CORRECT ANSWER: True
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