DOUBLES TRIPLES TEST OK - CDL PRACTICE TEST
11.
Driving in very hot weather:
|
can increase tire pressure.
|
|
|
should never be done.
|
|
|
can decrease oil pressure.
|
12.
When driving with cargo, you should re-check the cargo and securing devices as often as necessary to keep the load secure, and inspect again:
|
every 3 hours or 150 miles.
|
|
|
every day.
|
|
|
every 6 hours or 300 miles.
|
13.
Tire load is defined as:
|
the minimum safe weight a tire can carry at a specified pressure.
|
|
|
the maximum safe weight a tire can carry at a specified pressure.
|
|
|
the weight transmitted to the ground by 1 tire.
|
14.
If your brakes fail on a steep mountain downgrade, you should:
|
leave the road immediately.
|
|
|
go right if the shoulder is clear.
|
|
|
use an escape ramp if it is available.
|
15.
Who is responsible for inspecting the cargo?
|
The person who loaded and secured the cargo
|
|
|
The shipper
|
|
|
The driver
|
16.
Rollovers happen when drivers:
|
brake too hard.
|
|
|
turn too fast.
|
|
|
turn too slowly.
|
17.
You should flash your brake lights to warn drivers behind you when:
|
you see a hazard that will require slowing down.
|
|
|
you see a bus stops in the roadway ahead to unload passengers.
|
|
|
All of the above.
|
18.
If you go twice as fast, your stopping distance will increase by:
|
two times.
|
|
|
four times.
|
|
|
eight times.
|
19.
Which of the following vehicles is most likely to turn over?
|
65 ft. conventional double
|
|
|
3 axle tractor semitrailer
|
|
|
Triple trailer
|
20.
When you turn suddenly while pulling doubles, which trailer is most likely to turn over?
|
All trailers are equally likely to turn over.
|
|
|
The front trailer is twice as likely to turn over as the tractor.
|
|
|
The rear trailer is twice as likely to turn over as the tractor.
|
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More