NEW MEXICO CDL AIR BRAKES PRACTICE TEST
11.
The most common type of brake is the:
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R-cam drum brake
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S-cam drum brake
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G-cam disc brake
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12.
Parking brakes are:
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not required on trailers.
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not required on commercial vehicles with air brakes.
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required on all vehicles.
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13.
If you are being tailgated, you should:
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drive on the shoulder.
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speed up.
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try to let the other vehicle pass.
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14.
When backing, you should:
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only use mirror on the driver's side.
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back quickly.
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use the mirrors on both sides.
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15.
When you apply the brakes, the brake shoes and linings are pushed against:
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the inside of
the brake drum.
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the s-cam.
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slack adjusters.
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