COMBINATION PRACTICE TEST - NH CDL
11.
Strong winds can make it difficult to stay in your lane, especially when:
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going into tunnels.
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coming out of tunnels.
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driving at speeds below 40 mph.
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driving alongside other vehicles.
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12.
When approaching a stopped bus, you must be aware that:
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a student may be driving the bus.
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passengers crossing in front of the bus can always see you.
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passengers may cross in front of or behind the bus.
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passing a stopped bus is illegal.
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13.
When backing a trailer, if you turn the wheel left:
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the cab will go left and the trailer will go right.
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the cab and the trailer will go right.
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the cab will go right and the trailer will go left.
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the cab and the trailer will go left.
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14.
Tar in the road pavement rising to the road surface in very hot weather:
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causes the road to become very slippery.
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might get in your engine.
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is very sticky and will slow down your vehicle.
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does not affect the road surface or driving conditions.
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15.
Empty trucks have the best braking. True or False?
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False.
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True.
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It depends on the truck.
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It depends on the cargo.
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16.
Anti-lock brakes:
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increase your stopping distance.
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reduce the perception distance.
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keep your brakes from locking up when you brake hard.
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help you stop faster.
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17.
When looking at your cargo covers in the mirrors while driving, you must be aware that a flapping cover:
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keeps the cargo cool.
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helps keep the cargo as close to the ground as possible.
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can tear loose, uncovering the cargo.
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means that the cargo is balanced.
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18.
Where are shut-off valves?
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At the back of each trailer.
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At the front and back of each trailer.
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At the front of each trailer.
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On converter dollies.
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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 the cargo near the ground and driving slowly around turns.
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Keeping cargo near the ground and driving slowly on the highway.
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Keeping cargo near the center of the vehicle and driving slowly on the highway.
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Keeping cargo near the center of the vehicle and driving slowly on turns.
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20.
Poor weight balance:
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makes it easier to turn.
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improves handling.
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increases fuel efficiency.
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can make vehicle handling more difficult.
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