General Knowledge Eng 6

If you are finishing your day, should you _____ before you drive again?

Take a cold shower.
Get Sleep.
Drink coffee.
Do a little exercise

For the vehicle to skid, there is ______?

Turning too sharply.
Not enough weight on the front axle.
Over acceleration
All of the above.

What is the proper way to descend a steep grade in a semi truck?

To save fuel
Begin your descent. Together, your engine and transmission will maintain the speed as you move down the mountain, for coming down long steep grades.
For driving on old roads.
All of the above.

When the atmospheric condition drops, bridges will freeze before other parts of the road will.?

False
True
You can keep drivng
Inspect the vehicle

If a quarter of a multi-leaf spring is missing, it is more likely to happen??

It will cause a pop-pop-pop sound.
Will put the vehicle out of service
It will be difficult to direct
It will have no effect.

What are the three things related to cargo that drivers are responsible for?

Weighing the cargo, securing the cargo, delivering the cargo.
None of the above.
Inspecting your cargo, recognizing overloads, and properly secured cargo.
Inspecting your cargo, hauling cargo and securing the cargo.

what are the possible causes of tire fires??

Short circuits and duals that touch each other
Little inflated and dual tires that play
Inadequate fuel load or loose fuel connections
Incorrectly applied load and driver smoking

You can find hazardous materials when seeing ______ on the container?

Color
Shape
Label
Flag

What happens when you use a lower gear when driving downhill?

Because you will need to be in the same gear at the bottom of the hill.
When you start to head back downhill, use your retarder engine and transmission to slow the truck down instead of the brakes.
Because the clutch is made to be used on even surfaces.
There is no need to do this.

You should inspect the tires every _________ when driving in hot weather?

one hour or every 50 miles
two hours or every 100 miles
three hours or every 150 miles
four hours or every 400 miles

Most of the skid?

It won't happen with radial tires.
They don't exist.
They happend because you are driving too fast or stopping too fast.
None of the above.

Another driver may try to pass to the right if it turns wide to the left before turning to the right.?

False
True
The driver on the left gives way to the driver on the right
You should refrain from performing the maneuver in the case of a change od direction

That should be used for electric fires and burning liquids?

A B? Type C fire extinguisher only.
An extinguisher type A? B? C or B? C.
Water
What is available at the moment?

The hand valve must be used?

Only With the foot brake
To test the air brakes
Like a parking brake
To activate the horn

Which of the following statements is true with respect to free space?

Published heights are always correct.
A loaded truck is taller than an empty one.
Repaving or packed snow increases the height of the free space.
An empty truck is taller than a loaded truck.

The approach for dubious hydraulic brakes for leaks is to _____?

Advance slowly and press the brake with force.
Pump the brake pedal three times, apply firm pressure for 5 seconds, the pedal should not move
Pump the brake pedal five times, apply firm pressure for 3 seconds, the pedal should not move.
Any of the above.

Coffee and a little fresh air will hold a drinker restrained up.?

True
False
They will only help to reduce fatigue
Will continue drunk

To extinguish an electric fire that must be done??

Use a lot of water
Use extinguisher A? B? C over the flames of the fire.
Use extinguisher B? C at the base of the fire
Stop at a service station and wait for qualified firefighters

Under which situation or place should you downshift?

Before starting down a hill and before entering a curve
Before entering a curve and before going up a hill.
If there is an accident or for sudden heavy rain.
Before starting down a hill and before going up a hill.

When you are at an accident scene you should _____ to prevent another accident?

If you are stopping to help, park away from the accident.
If your vehicle is involved in the accident, try to get it to the side of the road.
Put on your flashers.
All of the above.

Which is NOT part of the pre-trip inspection…?

Check engine oil level
Check horn(s)
Check air seat adjustments
Check seat belt fastener

What is the proper way to accomplish a right turn when you are driving along with a truck?

Keep the rear of the vehicle away from the curb.
Turn wide to the left as you start the turn.
Turn wide as you complete the turn.
Turn quickly to stop other drives from hitting you.

Which of these sentences about speed management is true?

Shadow roads get best traction than open areas
Bridges will freeze before the roads will
When the road is slippery, it will take more time to stop and will be more hard to make a turn without skipping
When the road is slippery it will be easier to stop

In the event of an engine fire you always?

Open the hood and that way you release the fire.
Keep the engine running and use extinguishers when needed.
Try to keep the hood closed and shoot extinguishers mostly from the underside of the vehicle.
Open the hood and shoot extinguishers from the underside of the vehicle.

What should you do when driving down a steep curve in the snow?

use the engine brake.
use the speed retarder.
brake hard.
turn as smoothly as possible.

You are driving a combined truck, when the trailer breaks, separating both air lines. It is expected that the trailer brakes to come and?

The protection valve of the tractor to close
The tractor to lose all air pressure
The trailer supply valve to stay open
The pedal feels softer

If you drive a long distance, you should bear in mind that??

Stop often and take brief breaks before you feel really sleepy or tired
Take a short break once or twice during the trip when you feel tired or drowsy
Avoid short breaks, but keep the window open.
Do some physical exercises after the trip

In the event a cargo fire in a van or box trailer, you must?

Keep the doors closed
Keep the doors open
Drive to the closest service station for help
Park close to the road so other vehicles can see the danger and call to the firemen

A door brake lock system is located in some urban transit buses, this system??

Must be used in place of the parking brake
Release the brakes
Must be used in emergency situations
Works when the passenger exit doors are open

To prevent brake fading, you should?

Choose a shift gear who keep your vehicle at safe speed on steeped downgrades
Apply constant pressure to the brakes on steeped downgrades
Coast on steeped downgrades
Check all the brakes well

How many feet away could be extended the blind spot behind the bus?

200
450
400
150

What does it mean? the order “bottoming out” refer to in an air brake system?

The reservoirs total depletion
The push rod travels to the base of the brake chamber
The brake chamber hit’s the truck frame when applied
The foot valve hit’s the floor when applied

For cargo, blocking is?

Formed to fit loosely over the cargo.
Unattached to the big cargo deck.
Needed only in the front of a piece of cargo.
Set in the front, back and/ or sides of a piece of the cargo.

Which of the following should you NOT do if you suspect that one of your vehicle’s tires has blown out?

Keep driving until you are certain it was one of your vehicle’s tires that blew.
Hold the steering wheel firmly.
Stay off the brake.
Check all tires after stopping.

When you are driving in highest traffic, what is the safest speed?

The posted speed limit.
A speed below the limit.
The speed of other vehicles.
A speed above the limit.

What is? Outage?

Is a full big liquid tanker.
Is the space allotted for expanding liquids.
Is the space allotted for the hot liquids.
Is the space allotted for the cool liquids.

The best time to test your parking brake is…?

When the vehicle is parked
When the vehicle is going down a hill
When the vehicle is moving slowly
When the vehicle is traveling on the highway

Some vehicles have automatic transmissions. Why is it essential to select a low range when going to downgrade a hill?

To allow the transmission to shift up
To get greater engine braking
To prevent hydroplaning
To prevent a hydraulic brake failure

If you don’t have a CB radio, what is the first thing you should do at an accident scene?

Help the hurt people.
Call for the authority.
Potect the area.
Cry and worry.

______ should be tested while the truck is parking?

Parking brake.
Hydraulic brake.
Service brakes.
Air conditioner.

Safety minimal distance in Freeway?

1/4 mile at highway speed
1/2 mile at highway speed
1/8 mile at highway speed
3/4 mile at highway speed

In the event of an accident you should remember to do the following EXCEPT…?

Move the victims out of the way immediately
Protect the area
Notify authorities
Stop any bleeding and keep the victims warm

In the event of air brake failure where there was a major air leak in the system, which of the following should don’t ?

Pump the brakes like crazy
Find an escape route no matter how
Shift down nothing else
Use the parking or emergency brake

When talking about driving in cold weather, which of these sentences is correct?

System leaks are less dangerous in cold weather no matter what.
The engine can never overheat when the weather is too cold, specially when it is snowing.
The antifreeze and windshield wipers should always be used.
All of the above.

Which of the following statements is one of the best ways to deal with tailgaters back our truck?

Speed up to increment the distance between you and the tailgater.
Increment your following distance.
Turn on your tail lights.
Brake fastly several times to flash your brake lights.

When a truck or vehicle is following another vehicle, it has to be in a big considerable distance behind, so you can let many vehicles enter (in that space) without any danger?

2 vehicles
3 vehicles
1 vehicle
4 vehicles

When accelerating?

Always use the parking brake to slow down
Do not engage the clutch before you take your foot off the brake
Speed up smoothly and gradually and avoid jerking
Hammer down when your wheels start to spin

Which of these is the best way to slow the vehicle when driving down a hill?

Shift to a high gear
Downshift before the hill and keep light, continuous pressure on the brakes.
Apply heavy pressure on the brakes from time to time.
Shift gear to neutral.

Which of these systems must receive more attention during an inspection in winter?

Steering
Exhaust system
Suspension
Lights

Which of these can cause the vehicle to skid?

All of the above.
Turning too sharply.
Over acceleration.
Not enough weight on the front axle.

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