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GEORGIA CLASS F EXAMS AND STUIDY
GUIDE |CURRENTLY TESTING EXAMS |WITH
ACTUAL CORRECT QUESTIONS AND
VERIFIED RATIONALES ANSWERS
2024(NEWEST) ALREADY GRADED A+
When making a right hand turn which lane should you swing in if swinging is needed
Always swing in to the lane on the road you are turning on to, not the road you are currently on
True or False. The torque rod is apart of the steering system?
False
True or False. Always honk before changing lanes.
True
True or False. You must check side mirrors after lane change is complete.
False
How do you test brakes?
Drive 5 mph then use brake to make sure vehicle stops
How do you test parking brake?
Set brake, then use low gear to pull against it and make sure vehicle doesn't move
How do you test trailer brakes?
Set trailer brake only, shift in to a low gear and pull against it
What type of brake will be found in each individual wheel
Foundation brakes
How much play are leaf springs allowed to have
Leaf springs are only allowed to have 1" of play or less
What are the different types of inspections of your vehicle
Pre-Trip inspection, during a trip inspection, after trip- inspection and report
During a Trip Inspection, when should you check your truck
Check for the first time at 1 hour of driving, then every 150 miles, or 3 hours after that
,2|Page
There should be ___ tie down for every ___ feet of cargo. If you have ___ feet or less, there must be a
minimum of ___ ties downs
Retarders
Retarders help slow a vehicle down and reduce the need for brakes.
How many different types of retarders are there
There are 4. Exhaust, Engine, Hydraulic, and Electric
True or False. When parked on the side of the road turn on emergency flashers
True
Safety Valve
A safety relief valve is installed in the first tank the air compressor pumps air in to
At what PSI is the Safety Valve usually set to open at
150 PSI
Air Compressor Governor
Controls when the air compressor will pump air in to the air storage tanks
At what level PSI does the air compressor governor cut out
125 PSI
At what level PSI does the air compressor governor cut in
100 PSI
When should you drain air tanks
Everyday after you finish driving
Where are brake drums located
At the end of each axle.
S-Cam Brakes
Forces the brake shoes away from one another and presses them against the inside of the brake drum
Service Brakes
Normal use
Stab braking
Braking as hard as you can and releasing. Repeat until desired speed is met. Used when slowing down
very quickly
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Wedge Brakes
The brake chamber push rod pushes a wedge directly between the ends of two brake shoes.
Low Air Pressure Warning
Cuts on at 55 PSI. On larger buses it is common for it to come on at 80-85 PSI
At what PSI will Spring Brakes become fully on
Spring brakes will come on if the air pressure drops to a range of 20 to 45 PSI (typically 20 to 30 PSI)
A dual air brake system.
Has two separate air brake systems which use a single set of controls. Each system has its own air tanks,
hoses, lines.
How many steps should you use to inspect your Air Brakes
7 steps
At 55 mph approximately how many seconds does it take to come to a stop
6 seconds
What is the minimum tread depth required in the front two tires
4/32" tread depth required in the front two tires
There must be no more than ________ play in the steering wheel or __" in a 20" steering wheel
10 degrees/ 2"
What is the minimum tread depth required in the rear tires?
2/32" tread depth required in the rear tires
How do you test your air breaks
Pump 3 times and then hold the break on the 4th
What are the only factors in BAC
Amount of alcohol and weight
How do you calculate stopping distance?
Perception time + reaction time + braking distance = stopping distance
There must be no more than ___" play in any engine belts
3/4" play in engine belts
If ABS fails
Do not stop immediately, service soon
, 4|Page
Oil pressure should be between ____psi at idle
5-20 psi
Oil pressure should be between ____psi during operation
35-75
How many seconds ahead should you look while driving
Always look 10-12 seconds ahead while driving
What do round yellow warning signs for RR XING without drop arms mean?
You must stop and listen before crossing
Where do you place caution triangles
Place caution triangles 10' and 100' away from your vehicle towards on coming traffic
Where do you place caution triangles when there is a hill or a curve blocking drivers from seeing you?
Place 1 triangle on the other size of the hill or curve
What is controlled braking
Applying brakes as hard as you can without locking them
What is engine braking
Lowering your gears when going downhill to slow vehicle without using brakes
Stopping distance estimate
1 second per 10' of vehicle length add 1 second if you are traveling over 40 mph
What emergency equipment is required to be on trucks
what is the minimum tread depth on the front tires?
4/32
how much tread depth is needed on the back tires?
2/32
at what amount of DEF fluid should you fill up?
1/8
what should your oil pressure be at when truck is idling?
5-20 psi
what should your oil pressure be at when truck is operating?
35-75 psi
GEORGIA CLASS F EXAMS AND STUIDY
GUIDE |CURRENTLY TESTING EXAMS |WITH
ACTUAL CORRECT QUESTIONS AND
VERIFIED RATIONALES ANSWERS
2024(NEWEST) ALREADY GRADED A+
When making a right hand turn which lane should you swing in if swinging is needed
Always swing in to the lane on the road you are turning on to, not the road you are currently on
True or False. The torque rod is apart of the steering system?
False
True or False. Always honk before changing lanes.
True
True or False. You must check side mirrors after lane change is complete.
False
How do you test brakes?
Drive 5 mph then use brake to make sure vehicle stops
How do you test parking brake?
Set brake, then use low gear to pull against it and make sure vehicle doesn't move
How do you test trailer brakes?
Set trailer brake only, shift in to a low gear and pull against it
What type of brake will be found in each individual wheel
Foundation brakes
How much play are leaf springs allowed to have
Leaf springs are only allowed to have 1" of play or less
What are the different types of inspections of your vehicle
Pre-Trip inspection, during a trip inspection, after trip- inspection and report
During a Trip Inspection, when should you check your truck
Check for the first time at 1 hour of driving, then every 150 miles, or 3 hours after that
,2|Page
There should be ___ tie down for every ___ feet of cargo. If you have ___ feet or less, there must be a
minimum of ___ ties downs
Retarders
Retarders help slow a vehicle down and reduce the need for brakes.
How many different types of retarders are there
There are 4. Exhaust, Engine, Hydraulic, and Electric
True or False. When parked on the side of the road turn on emergency flashers
True
Safety Valve
A safety relief valve is installed in the first tank the air compressor pumps air in to
At what PSI is the Safety Valve usually set to open at
150 PSI
Air Compressor Governor
Controls when the air compressor will pump air in to the air storage tanks
At what level PSI does the air compressor governor cut out
125 PSI
At what level PSI does the air compressor governor cut in
100 PSI
When should you drain air tanks
Everyday after you finish driving
Where are brake drums located
At the end of each axle.
S-Cam Brakes
Forces the brake shoes away from one another and presses them against the inside of the brake drum
Service Brakes
Normal use
Stab braking
Braking as hard as you can and releasing. Repeat until desired speed is met. Used when slowing down
very quickly
,3|Page
Wedge Brakes
The brake chamber push rod pushes a wedge directly between the ends of two brake shoes.
Low Air Pressure Warning
Cuts on at 55 PSI. On larger buses it is common for it to come on at 80-85 PSI
At what PSI will Spring Brakes become fully on
Spring brakes will come on if the air pressure drops to a range of 20 to 45 PSI (typically 20 to 30 PSI)
A dual air brake system.
Has two separate air brake systems which use a single set of controls. Each system has its own air tanks,
hoses, lines.
How many steps should you use to inspect your Air Brakes
7 steps
At 55 mph approximately how many seconds does it take to come to a stop
6 seconds
What is the minimum tread depth required in the front two tires
4/32" tread depth required in the front two tires
There must be no more than ________ play in the steering wheel or __" in a 20" steering wheel
10 degrees/ 2"
What is the minimum tread depth required in the rear tires?
2/32" tread depth required in the rear tires
How do you test your air breaks
Pump 3 times and then hold the break on the 4th
What are the only factors in BAC
Amount of alcohol and weight
How do you calculate stopping distance?
Perception time + reaction time + braking distance = stopping distance
There must be no more than ___" play in any engine belts
3/4" play in engine belts
If ABS fails
Do not stop immediately, service soon
, 4|Page
Oil pressure should be between ____psi at idle
5-20 psi
Oil pressure should be between ____psi during operation
35-75
How many seconds ahead should you look while driving
Always look 10-12 seconds ahead while driving
What do round yellow warning signs for RR XING without drop arms mean?
You must stop and listen before crossing
Where do you place caution triangles
Place caution triangles 10' and 100' away from your vehicle towards on coming traffic
Where do you place caution triangles when there is a hill or a curve blocking drivers from seeing you?
Place 1 triangle on the other size of the hill or curve
What is controlled braking
Applying brakes as hard as you can without locking them
What is engine braking
Lowering your gears when going downhill to slow vehicle without using brakes
Stopping distance estimate
1 second per 10' of vehicle length add 1 second if you are traveling over 40 mph
What emergency equipment is required to be on trucks
what is the minimum tread depth on the front tires?
4/32
how much tread depth is needed on the back tires?
2/32
at what amount of DEF fluid should you fill up?
1/8
what should your oil pressure be at when truck is idling?
5-20 psi
what should your oil pressure be at when truck is operating?
35-75 psi
