AIR BRAKES CDL PRACTICE TEST - INDIANA
21.
Most heavy vehicles require ________ change gears.
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double clutching
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double shifting
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triple shifting
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single clutching
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22.
The parking brake:
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should be used when driving in bad weather.
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should be used when you need to apply the brakes firmly.
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should be used whenever you park.
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All of the above.
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23.
Weight that is loaded so there is a high center of gravity:
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causes greater chance of rollover.
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reduces the chance that the load will shift to the side or fall off.
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makes a vehicle easier to handle.
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All of the above.
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24.
An anti-lock braking system (ABS):
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helps you avoid skids caused by over braking.
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helps you avoid wheel lock up.
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should help you steer around an obstacle while braking.
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All of the above.
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25.
If your trucks has a high center of gravity, which of the following is true for curves?
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You should travel at the posted speed limit.
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Reduce your speed to a crawl.
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You should slow down, as your truck can roll over at the posted speed limit for the curve.
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None of the above.
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