TN CDL PRACTICE TEST - GENERAL KNOWLEDGE

11. After beginning a trip, you should inspect your cargo:
before the last 25 miles.
within the first 50 miles.
within the first 100 miles.
during your first rest stop.
12. If you double your speed, your braking distance will be:
8 times longer.
4 times longer.
3 times longer.
2 times longer.
13. During a pre-trip inspection, when checking the power steering hoses, you should:
look for broken or distorted coil springs.
check for leaks.
check for damaged or bent rims.
check that the brake chambers are not leaking.
14. The header board, if equipped, should:
not be used in case of a crash or emergency stop.
can be dangerous.
block the forward movement of any cargo you carry.
never be used for cargo.
15. When changing lanes, you should:
turn sharply.
do it slowly, so a driver you did not see may have a chance to honk their horn.
ensure that the vehicle behind you has moved into your blind spot.
do it quickly so other vehicles won't get into the lane.
16. Hydroplaning:
only occurs at extremely high speeds.
can occur at speeds as low as 30 mph.
never occurs at speeds below 40 mph.
only happens when tire pressure is higher than normal.
17. In the event of brake failure you should NOT:
use the parking brake.
pump the brakes.
downshift.
shift up.
18. If your ABS malfunctions:
the service brake will not work.
you still have normal brake functions.
the parking brakes will not work.
you should immediately come to a complete stop.
19. When driving a double or triple, you should:
drive with emergency flashers on.
decrease your following distance.
drive in the left lane whenever possible.
increase your following distance.
20. __________ will help a drinker sober up.
Only fresh air
Coffee and a little fresh air
Only time
Only coffee
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