Truck Test 5
1.When stopping on slippery surfaces with an ABS equipped truck, how should you apply the brake pedal?
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Truck Test 5
2.If your vehicle is equipped with an air dryer system, you need to drain the reservoirs…?
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Truck Test 5
3.With brakes on the same axle, pushrod travel should be…?
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Truck Test 5
4.An application pressure gauge shows what?
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Truck Test 5
5.Which of these people is ultimately responsible for making sure air brakes are working properly?
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Truck Test 5
6.If your vehicle has wedge brakes, you will know the automatic adjusters have failed if when the brakes are applied and released the linings move more than…?
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Truck Test 5
7.On which of these vehicles are you most likely to find air over hydraulic brakes?
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Truck Test 5
8.If a vehicle is equipped with a tractor parking brake valve, it will usually be what colour?
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Truck Test 5
9.Your vehicle will have automatic slack adjusters if it was built later than…?
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Truck Test 5
10.Which of these statements is most accurate regarding poorly adjusted brakes?
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Truck Test 5
11.The trailer air supply knob on the dashboard will usually be what shape?
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Truck Test 5
12.A tractor with a bobtail proportioning system will reduce the braking pressure to the drive axle brakes by up to…?
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Truck Test 5
13.In a Type 30 brake chamber, the maximum available stroke is…?
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Truck Test 5
14.Automatic slack adjusters need to be checked…?
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Truck Test 5
15.When you want to apply the trailer brakes without applying the tractor brakes, what should you use?
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Truck Test 5
16.Which of these factors influence braking performance?
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Truck Test 5
17.The emergency brake will come on automatically when the air pressure in the service brake system drops below…?
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Truck Test 5
18.When unloaded, a vehicle can stop in 20 m from 20 km/h. If the weight of the vehicle is doubled, how far will it need to stop from 40 km/h with the same brake pressure?
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Truck Test 5
19.When adjusting brakes, the vehicle should…?
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Truck Test 5
20.In a manual transmission vehicle, the brakes should be checked with the transmission in what gear?
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Truck Test 5
21.When using anti-lock brakes, you have to get used to…?
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Truck Test 5
22.When the brakes are on, the angle between the slack adjuster and the pushrod should be what?
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Truck Test 5
23.If the weight of your load doubles the weight of your vehicle, the stopping distance for the same brake pressure will be…?
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Truck Test 5
24.You're travelling at 90 km an hour and your brake system has a lag of half a second. How far will your vehicle travel in the time between you pressing the brake pedal and the brakes engaging?
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Truck Test 5
25.When checking brake adjustment, the air pressure gauge must read over what?
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Truck Test 5
26.The brake pressure gauge tells you what?
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Truck Test 5
27.When can the trailer handbrake be used as a parking brake?
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Truck Test 5
28.The low air pressure indicator will always come on if the pressure drops below what level?
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Truck Test 5
29.What colour is the trailer air supply knob?
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Truck Test 5
30.What is the handbrake used for?
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Truck Test 5
31.In a braking sequence, after the driver presses down on the brake pedal, what happens?
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Truck Test 5
32.Brake linings lose all effectiveness at temperatures over…?
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Truck Test 5
33.Heavy vehicles have a minimum of how many compressed air reservoirs?
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Truck Test 5
34.What is the big advantage that air brake systems have over hydraulic braking systems?
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Truck Test 5
35.The brake linings can be found where?
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Truck Test 5
36.Which of these limits your braking capability?
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Truck Test 5
37.The truck parking brake control is what colour?
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Truck Test 5
38.When connecting brake hose couplers, they should be held together at…?
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Truck Test 5
39.The air pressure gauge tells you what?
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Truck Test 5
40.The emergency brakes can be activated by doing what?
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Truck Test 5
41.Compared to hydraulic brakes, air brakes react…?
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Truck Test 5
42.When you double your speed, the amount of braking power required for the same stopping distance as your initial speed is…?
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Truck Test 5
43.An air brake system can go from a pressure loss to emergency braking within…?
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Truck Test 5
44.To keep brake hose couplers clean when not in use, they can be hooked up to dummy couplers or…?
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Truck Test 5
45.What is the unit of measurement indicated by a tachometer?
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Your Progress 0/45
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0 Correct
x 0 Incorrect
- Passing Score 80%
X
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