General Knowledge Flashcards
The heavier the vehicle or the faster it is moving, the breaks need to do what in order to stop it?
Absorb more heat
Take turns how when roads are slippery?
As gentle as possible.
Truck escape ramps help
Avoid damage to vehicles
If your wheels spin when trying to start from a dead stop, do what
Release the accelerator
The distance you should look ahed of your vehicle amounts to about what? (In miles)
1/4 mile
When you downshift for a curve, do so when?
Before entering the curve
Over acceleration, turning too sharply, or not having enough weight on the front axel can cause the vehicle to do what?
Skid
Drugs can lead to
Accidents and arrests
What will tell you a vehicle is carrying hazardous materials?
HAzardous materials placard on vehicle, four inch diamond, the name of a hazard class on shipping paper
Drove onto a shoulder to avoids a crash and are now traveling 40 mph on the shoulder. Do what?
Come to a Stop before attempting to renter the roadway.
Opposed to electrical or gas fires, tire fires can be put out with wha
Water
Tire condition, traffic gaps, and the location of the rear of the vehicle can all be checked how?
Mirrors
On a wet road, reduce speed by about what?
1/3
On snow, reduce speed by at lest what?
1/2
On wet roads it will be harder to stop or turn without what happening?
Skidding
You can almost always do what to quickly avoid an accident or obstacle?
Turn to miss it
Inspect tires every ______ miles in hot weather?
100
If the wheels are skidding, you cannot do what?
Control the vehicle
Do what to correct a drive wheel breaking skid?
Release break, turn quickly and counter steer
Heavy steering, bangs and vibration are all signs of
Tire failure
Hold the wheel where?
Either side, 4 and 8
Keep your speed low enough to be able to stop where at night?
Within your headlights view
Winds are especially dangerous when….
Exiting a tunnel
To help stay alert while driving….
Take breaks before you become drowsy
Without a hazRdous materials endorsement, you may only transport hazardous materials if
The vehicle does not require a placard
To turn right set the corner of Whitford and Crump, you must turn wide. Do what to correctly swing the vehicle?
Slightly turn left when entering the intersection then cut hard to the right
The road becomes slippery due to glare ice. Do what?
Stop driving as soon as possible
Retarder scan cause the drive wheels to what due to poor traction?
Skid
What range of gear would you need to take a long steep downgrade in comparison to climbing the same grade?
A lower grade than used to climb it.
Oil level, valve clearance, hose condition and worn wiring… Which is not part of a Pre trip inspection
Valve clearance
A red triangle with an orange center on a vehicle ahed of you May mean….
The vehicle is moving slowly
Always use high beams when it is….
Safe and legal to do so.
In a double turn lane situation, use the inner or outer lane when driving a long vehicle?
Outer lane
Cargo securement, break and tire overheating are all parts of which inspection?
En-route inspection
Avoid moving in which direction whenever possible.
Reverse
Tires of mismatched sizes should never be used where?
Anywhere on the same vehicle
Electrical shorts, under inflated tires and loos fuel connections can all lead to what?
Fires
Countersteerinig is what?
Turning the wheel back In the other direction after turning to avoid a hazard or accident
Who dictates legal weight limits?
States
Signal early when making a
Turn
Choose a speed which allows you to stop within what distance
What you can see ahead.
High center of gravity increases what?
Rollover chances
When a curve or hill blocks sight of a stopped vehicle, do what with your triangle marker?
Move it further down the road to give better warning
At 55 miles an hour you need a distance equal to what to come to a complete stop?
A football field
Normally, what increments should triangle reflectors be placed at too mark a stopped vehicle? (Feet)
10, 100, 200
Why limit the use of your horn?
It may startle other drivers.
Rough acceleration can cause what?
Mechanical damage
In a front wheel skid, the vehicle will do what even if your wheels are turned?
Go straight ahead
Unstable cargo requires extra caution where due to shifting
Curves
When approaching a ramp or curve, slow to what speed and when?
A safe speed before the curve or ramp
Flashing your break lights to warn a driver behind you that you are preparing to stop, or of an upcoming obstacle, and using your headlights during the day to improve visibility are all safe ways to use vehicle lighting.
True
Always keep cargo loads
Balanced
If a tire fails at highway speed, do what if possible?
Stay off the breaks until the vehicle has slowed on its own
Heavy vehicles require larger gaps in traffic than cars.
True
What is the only way to overcome fatigue?
Sleep
Mirrors may have what which might not show you something?
Blind spots
Steering wheel play more than 10 degree, exhaust leaks and power steering fluid are all cause for alarm in a pre-trip inspection
True
You may be able to recover failed hydraulic breaks by doing what?
Pumping the gas petal
Break fade can be caused by breaks becoming too….
Hot
Never remove a radiator cap unless the engine is
Cool
To avoid vehicle roll-back on a hill, use what? (Manual trans)
Parking break until the clutch engages
To avoid rollover, never steer how when avoiding something in your way?
Further than needed
Rust around wheel nuts may mean what?
The nuts are too loose.
What diminishes as BAC rises
Judgement and self control
If you leave the road for a traffic emergency, avoid breaking until when
Your speed hAs dropped below 20
Stop driving whenever you become sleepy rather than remembering hour limitations
True
Doing what while driving through water may help the breaks stay functional?
Leaving them on gently while driving through the water
What is uses to stop runaway vehicles and avoid damage/injury to other drivers/vehicles?
Escape ramps
Avoiding high speeds, correct oil level and v-belt tension can help an engine from doing what?
Overheating.
Lights, wiper blades and cargo securement should all be checked during what?
Pre-trip inspection
When backing turn towards which side when possible?
Drivers
In cold weather, use what windshield wash
antifreeze
What type of breaking is used to keep a vehicle in a straight line?
Controlled breaking
How do you correct a rear-wheel acceleration skid?
Stop accelerating
Do what for your safety when placing reflectors on the road?
Hold them between you and oncoming traffic.
Retarders purposes are to do what?
Slow the vehicle with less break wear.
Look how many seconds ahead while driving?
12-15
Hydroplaning is more likely with over or under inflated tires?
Under
If you are being tailgated,
Increase following distance in front of you.
Weight of a vehicle (weight onboard) changes it’s
Height
A road becomes slippery. Slow down how?
Gradually
Driving a 40 foot vehicle at 50mph, following distance should be how many seconds?
5
You will have time it plan your escape if a hazard becomes an emergency if you…..
Stay alert to hazards
If you are moving slowly in traffic due to your heavy vehicle, do not do what to other drivers.
Signal them to pass you
If your are Hydroplaning, attempt to correct it by
Releasing the accelerator
Blown circuit breakers can cause fires.
False.
