COMBINATION TEST DELAWARE - PRACTICE TEST
11.
If ABS is not working:
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you will not have any brakes.
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you should use the emergency brake.
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you will still have brakes.
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you should use the parking brake.
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12.
When more cargo is piled up in a truck, the center of gravity moves:
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to the right side of the truck.
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higher up from the road.
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to the left side of the truck.
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closer to the ground.
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13.
When driving on slippery surfaces, you should:
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change lanes often.
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make turns as quickly as possible.
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not pass slower vehicles unless necessary.
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All of the above.
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14.
If a worker is close to the roadway in a work zone, you should:
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drive at the posted speed limit.
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drive on the shoulder.
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pull off the road and stop.
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reduce your speed below the posted speed limit.
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15.
ABS:
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is an addition to your normal brakes.
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replaces your normal brakes.
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allows you to brake harder.
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should only be used on dry roads.
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16.
The wheels of a large combination vehicle are more likely to lock up when:
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the trailer has new tires.
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the vehicle is lightly loaded.
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the vehicle is heavily loaded.
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you are traveling in very hot weather.
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17.
Enough tread is especially important in winter conditions. You need at least ________ tread depth on steering axle tires.
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2/8 inch
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6/24 inch
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4/32 inch
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8/32 inch
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18.
While driving, you should use your mirrors to:
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check where the rear of your vehicle is while you make turns.
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check the condition of the tires and cargo.
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know where other vehicles are around you.
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All of the above.
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19.
When driving a combination vehicle, which of the following 2 things will help you prevent a rollover?
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Keeping cargo near the center of the vehicle and driving slowly on the highway.
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Keeping the cargo near the ground and driving slowly around turns.
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Keeping cargo near the center of the vehicle and driving slowly on turns.
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Keeping cargo near the ground and driving slowly on the highway.
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20.
If you have convex mirrors, be aware that:
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objects seem closer than they really are.
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everything appears smaller in a convex mirror than it would if you were looking at it directly.
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in a convex mirror objects appears larger than they really are.
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objects may appear to be faster than they really are.
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