2026 Georgia DMV Air Brakes Class A Test 2 (25 Questions And Complete Answers)
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Terms in this set
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On trucks and buses, where are ABS malfunction lamps located?
1. On the driver’s door
2. On the instrument panel
3. On the outside of the vehicle by the passenger’s door
4. Under the hood
1. On the driver’s door
2. On the instrument panel
3. On the outside of the vehicle by the passenger’s door
4. Under the hood
On the instrument panel
Before driving a vehicle with a dual air brake system, you must wait for the air compressor to build a minimum of ____ in both the primary and secondary systems.
1. 25 psi
2. 50 psi
3. 75 psi
4. 100 psi
1. 25 psi
2. 50 psi
3. 75 psi
4. 100 psi
100 psi
An air compressor governor will stop the compressor from pumping air once the air tanks have an air pressure level of:
1. 125 psi.
2. 100 psi.
3. 150 psi.
4. 80 psi.
1. 125 psi.
2. 100 psi.
3. 150 psi.
4. 80 psi.
125 psi.
Brake fading is caused when:
1. Brakes are not used often enough.
2. Brakes overheat.
3. Brakes are too cold.
4. Brakes are wet.
1. Brakes are not used often enough.
2. Brakes overheat.
3. Brakes are too cold.
4. Brakes are wet.
Brakes overheat.
All air tanks must include:
1. A drain valve.
2. A lock.
3. A trap door.
4. A warning sticker.
1. A drain valve.
2. A lock.
3. A trap door.
4. A warning sticker.
A drain valve.
Brakes may get out of adjustment:
1. If they are too hot.
2. In colder weather.
3. If they are used.
4. If they get wet.
1. If they are too hot.
2. In colder weather.
3. If they are used.
4. If they get wet.
If they are too hot.
Spring brakes come on:
1. When too much air pressure is lost.
2. When a control on the dashboard is activated.
3. When the tires have minimal tread depth.
4. When the brakes are noisy.
1. When too much air pressure is lost.
2. When a control on the dashboard is activated.
3. When the tires have minimal tread depth.
4. When the brakes are noisy.
When too much air pressure is lost.
An air brake-equipped vehicle traveling at a speed of 55 mph under ideal driving conditions will need approximately ____ to come to a complete stop.'
1. 100 feet
2. 250 feet
3. 300 feet
4. 450 feet
1. 100 feet
2. 250 feet
3. 300 feet
4. 450 feet
450 feet
During an applied leakage test, the maximum leakage rate for a single vehicle with air brakes is:
1. 3 psi in one minute.
2. 6 psi in one minute.
3. 8 psi in one minute.
4. 4 psi in one minute.
1. 3 psi in one minute.
2. 6 psi in one minute.
3. 8 psi in one minute.
4. 4 psi in one minute.
3 psi in one minute.
Test the low pressure warning signal:
1. Once a week.
2. Once a month.
3. Twice a week.
4. Before every trip.
1. Once a week.
2. Once a month.
3. Twice a week.
4. Before every trip.
Before every trip.
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