CDL DOUBLES PRACTICE TEST DELAWARE
11.
Too much weight on the steering axle can cause:
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poor traction.
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better handling.
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hard steering and damage to the steering axle and tires.
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None of the above.
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12.
Air brakes:
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can improve fuel efficiency.
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should be used only when driving on wet roads.
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are prohibited on larger vehicles.
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are an effective way to stop large and heavy vehicles.
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13.
To prevent rollover, you should:
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place the cargo near the front of the trailer.
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keep the cargo as close to the ground as possible.
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put the lightest parts of the cargo under the heaviest parts.
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place the cargo near the rear of the trailer.
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14.
Your vehicle has air brakes. To stop, you should:
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pull the parking brake control knob out.
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release the accelerator, push in the clutch, and shift to Neutral at the same time.
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push the brake pedal down.
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pump the brake pedal 3 times.
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15.
When going down grades, you should:
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rely solely on engine braking to reduce your speed.
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downshift to a lower gear.
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put the transmission in Neutral.
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shift up.
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16.
If you go twice as fast, your stopping distance will increase by:
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eight times.
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two times.
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four times.
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ten times.
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17.
Emergency equipment is:
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only required when transporting hazardous materials.
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optional.
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required.
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encouraged.
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18.
The space under a heavily loaded vehicle can be very small. This can cause problems:
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on dirt roads.
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when crossing railroad tracks.
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on unpaved yards.
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All of the above.
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19.
When driving a 60-foot truck at 50 mph, your minimum following distance should be:
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5 seconds
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3 seconds
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7 seconds
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6 seconds
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20.
ABS:
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improves your visibility at night.
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helps you increase your following distance.
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does not decrease your stopping distance.
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helps you increase your average speed.
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