AIR BRAKES PRACTICE TEST - KENTUCKY
21.
The safety relief valve is located:
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on each end of the vehicle's axles.
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in the first tank the air compressor pumps air to.
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in the front brake.
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on the dashboard.
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22.
When should you be particularly careful about high winds?
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When going downhill
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When driving at night
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When emerging from a tunnel
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When driving in winter
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23.
To use the controlled braking method in an emergency, you should:
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apply the brakes as hard as you can without locking the wheels.
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apply the brakes when the wheels lock up.
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apply your brakes all the way, and release the brakes when the wheels lock up.
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pump the brake pedal 3 times.
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24.
If a load is 10 feet long, the minimum number of tie-downs required is:
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4
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2
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3
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1
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25.
Why should you check your mirrors regularly to know where other vehicles are around you?
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To better assess your own speed.
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To move out of their way if they want to get past.
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To flash the brake lights if you are being tailgated.
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To know whether you can make a quick lane change in an emergency.
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