RHODE ISLAND CDL PRACTICE TEST - GENERAL KNOWLEDGE
11.
You must have at least ________ tread depth in every major groove on front tires.
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4/32 inch
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1/16 inch
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1/2 inch
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12.
Hydroplaning is more likely if:
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tire tread is worn.
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tire pressure is low.
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All of the above.
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13.
When driving on a slippery surface, you should do all of the following except:
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keep a shorter following distance.
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not pass slower vehicles unless necessary.
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adjust braking to conditions.
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14.
If you must make a quick stop to avoid an accident, you should:
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jam on the brakes to keep your vehicle in a straight line.
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increase your stopping distance.
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use controlled or stab braking.
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15.
When using the controlled braking method, you:
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apply the brakes as hard as you can without locking the wheels.
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apply the brakes all the way and release brakes when wheels lock up.
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repeatedly tap the brakes as fast as you can.
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16.
You should signal your intention to turn at least ____ before turning or changing lanes.
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250 feet
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50 feet
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100 feet
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17.
When driving, do NOT:
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try to help out other drivers by signaling when it is safe to pass.
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assume that vehicles, pedestrians or bicyclists see you whenever you are about to pass them.
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warn the drivers behind by flashing your brake lights if you see a hazard that will require slowing down.
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18.
In newer vehicles with air brakes, you put on the parking brake:
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placing the transmission in Park.
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using a diamond-shaped, yellow, push-pull control knob.
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using a P-shaped, yellow control knob.
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19.
A burning tire must be:
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immediately removed from the vehicle.
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covered with cloth.
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cooled with water.
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20.
Empty trucks have _________ heavily loaded trucks.
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less traction than
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the same traction as
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more traction than
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