1.
One way to prevent hydroplaning is to:
take curves at higher speeds.
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make sure you have enough tread on your tires.
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have less than 4/32 inch tread depth in every major groove on front tires.
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use the controlled braking method.
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2.
When should you use chocks to park a trailer without spring brakes?
Always
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Only when parking downhill
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Only when parking uphill
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Never
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3.
You are driving a heavy vehicle with a manual transmission, and you have to stop on the shoulder while driving on an uphill grade. When putting your vehicle back in motion up the grade, you should:
keep the clutch slipping while slowly accelerating.
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shift down to a speed that you can control without using the brakes.
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use the parking brake to hold the vehicle until the clutch engages.
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partly engage the clutch before you take your right foot off the brake.
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4.
When you park trailers without spring brakes, you should use wheel chocks:
to prevent air from escaping.
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to keep the trailer from moving.
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to prevent the transmission from shifting up.
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to prevent overheating.
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5.
The service line is also called:
control line or signal line.
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pressure line or signal line.
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carrier line or control line.
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signal line or air line.
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6.
Radial and bias-ply tires:
should be used together.
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should be used together only when driving in packed snow.
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should not be used together.
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should be used together only during bad weather.
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7.
During a trip you need to inspect the cargo and its securing devices:
within the first 50 miles after beginning a trip.
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after every break you take.
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every 3 hours or 150 miles.
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All of the above.
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8.
Which of the following is NOT a way to determine if your trailer is equipped with ABS (antilock braking system)?
Wheel speed sensor wires are coming from the back of the brakes.
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It was built after March 1, 1998.
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It has yellow ABS malfunction lamps.
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The letters "ABS" are printed on the side of the steering wheel.
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9.
If you're feeling tired while driving you should:
eat something.
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drink coffee.
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increase your speed to get to your destination quicker.
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stop driving and get some rest.
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10.
If you cannot make a right turn without entering another traffic lane, you should:
turn wide as you complete the turn.
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watch out for vehicles coming toward you and back up for them.
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swing wide to the left before starting the turn.
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turn wide before you start the turn.
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