CDL Class B Quiz Questions| Questions with 100% Correct Answers | Verified
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Grado
CDL Class B
Institución
CDL Class B
What is the most important reason for doing a vehicle inspection? - Safety
What things should you check during a trip? - instruments, air pressure gauge, temp gauge, pressure
gauge, ammeter/voltmeter, mirrors, tires, cargo/ cargo covers, lights.
Name some key steering system parts. - steering wh...
CDL Class B Quiz Questions What is the most important reason for doing a vehicle inspection? - ✔✔Safety What things should you check during a trip? - ✔✔instruments, air pressure gauge, temp gauge, pressure gauge, ammeter/voltmeter, mirrors, tires, cargo/ cargo covers, lights. Name some key steering system parts. - ✔✔steering wheel, tie rod, steering shaft, hydraulic fluid reservoir, gear box, pitman arm, drag link, steering knuckle, spindle, steering arm, power steering cylinder Name some suspension system defects. - ✔✔spring hang ers that allow movement of axle from proper position, cracked or broken spring hangers, missing or broken leaves in any leaf spring, leaking shock absorbers, air suspension systems that are damaged and or leaking, any parts of the suspension or frame that is cracked or broken What three kinds of emergency equipment must you have? - ✔✔fire extinguisher, 3 reflective triangles, spare fuses What is the minimum tread depth for front tires? - ✔✔4/32 inch For other tires? - ✔✔2/32 inch Why should you back tow ard the driver's side? - ✔✔Better visibility If stopped on a hill, how can you start moving without rolling back? - ✔✔partly engage the clutch before you take your foot off the brake, put on the parking brake whenever necessary to keep from rolling back When backing, why is it important to use a helper? - ✔✔There are blind spots you won't be able to see. What's the most important hand signal that you and your helper should agree on? - ✔✔STOP What are the two special conditions where you should downshift ? - ✔✔before starting down a hill, before entering a curve When should you downshift automatic transmissions? - ✔✔when going down grades Retarders keep you from skidding when the road is slippery. True or false? - ✔✔FALSE. When your drive wheels have poo r traction, the retarder may actually CAUSE them to skid and should be turned off whenever the road is wet, icy, or snow covered What are the two ways to know when to shift? - ✔✔RPMs or speed How far ahead does the manual say you should look? - ✔✔12 to 15 seconds What are two main things to look ahead for? - ✔✔Look for vehicles coming onto the highway, into your lane, or turning. / Watch for brake lights from slowing vehicles What's your most important way to see the sides and rear of your vehicle? - ✔✔Mirrors What does "communicating" mean in safe driving? - ✔✔Signaling your intentions Where should your reflectors be placed when stopped on a divided highway? - ✔✔10 feet, 100 feet, and 200 f eet toward the approaching traffic What three things add up to total stopping distance? - ✔✔perception distance, reaction distance, braking distance If you go twice as fast, will your stopping distance increase by twice or four times? - ✔✔Four times
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