Texas CDL: General Knowledge
Questions and Answers Graded A+
Merging onto a road is safest if you? ✔✔Wait for a large enough gap in traffic to enter the road.
What three things add up to total stoping distance for your truck or bus? ✔✔Perception distance, reaction distance, effective breaking distance.
You are checking your steering and exhaust system during a pre trip inspection. Which of these problems if found should be fixed before the vehicle is driven? ✔✔Steering wheel play of more than 10 degrees (2 inches on a 20 inch wheel)
How does vehicle weight effect stopping? ✔✔Empty trucks take longer to stop than loaded ones, but this is not always the case for buses.
When the roads are slippery you should? ✔✔Make turns as gently as possible
Which of these is NOT a good rule when caring for injuries at an accident scene? ✔✔Keep injured persons cool 1 / 3
You are driving on a straight level highway at 50mph. There are no vehicles in front of you, suddenly a tire blows out on your vehicle, what should you do? ✔✔Stay off the brakes until the vehicle has slowed down.
After starting the engine ✔✔The coolant temperature gauge should begin a gradual rise to normal.
You are driving a heavy vehicle with a Manuel transmission, you have to stop the vehicle on the shoulder while driving on an uphill grade. Which of these is a good rule to follow when putting the vehicle back in motion up the grade? ✔✔Use the parking brake to hold the vehicle until the clutch engages.
Which of these statements is true about speed management? ✔✔When the road is slippery it will take longer to stop and it will be harder to turn without skidding.
Where must you keep shipping papers when transporting hazardous materials? ✔✔In the pouch on the drivers door or in the seat.
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You should use your mirrors to check? ✔✔Where the rear of the vehicle is while you are making turns.
Extra care is needed to keep your vehicle centered in your lane because commercial vehicles...✔✔Are often wider than other vehicles.
Which of these would probably not help if your windshield were covered in ice? ✔✔Brush
Which of these statements about causes of vehicle fires are true? ✔✔Poor trailer ventilation can cause cargo to catch fire.
The purpose of retarders is to ✔✔Help slow the vehicle while driving to reduce brake wear.
Which if these is usually true about driving in hot weather? ✔✔You should check tire mounting and pressure before driving.
Which of these is usually true about driving in tunnels? ✔✔There maybe crosswinds when exiting
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