NY CDL General Knowledge 2023 with correct 100%questions and answers

Most important reason you inspect your vehicle Safety If federal and state inspectors judge your vehicle to be unsafe, they will Put it out of service until it's fixed You need at least ___ inch tread depth in front tires and ___ inch tread on other tires 4/32, 2/32 Spring hangers that allow movement of axle from proper position, cracked or broken spring hangers, missing or broken leaves in any leaf spring, leaking shock absorbers, cracked damage or missing axle parts Finding suspension system defects Loose, broken or missing exhaust pipes, mufflers, tailpipes, or vertical stack, mounting brackets, clamps, bolts, units, exhaust stem parts rubbing against each other, leaks Finding exhaust system defects Emergency equipment: Fire extinguishers, spare electrical fuses, warning devices for parked vehicles (3 reflective triangles) T/F you need to review the last vehicle inspection report True T/F oil pressure should come up to normal within seconds after the engine started True Air pressure should build from __ to __ psi in __ mins 50, 90, 3 Testing for hydraulic leaks Pump the brake pedal three times then apply firm pressure to the pedal and hold for 5 seconds. The pedal should not move. Test service brakes stopping action Go about 5 mph, push brake pedal firmly, "pulling" to one side or another can mean brake trouble Accelerating If you have manual transmission, partly engage the clutch before you take your right foot off the brake T/F Rough acceleration CANNOT cause mechanical damage or damage to coupling False What is the amount of brake pressure needed to stop the vehicle? Depends on the speed and how quickly you need to stop Backing Use mirrors on both sides, back slowly, use helper, turn toward drivers side Release accelerator, push in clutch and shift to neutral at the same time. Release clutch. Let engine and gears slow down to the rpm required for next gear. Push in clutch and shift the higher gear at the same time. Release clutch and press accelerator at the same time. Shifting up How do you know when to shift? Engine speed and road speed Increase engine and gear speed and push to lower gear Shifting down When do you downshift? Starting on a hill and before entering a curve Retarders May cause wheels to skid How far do you look ahead on a highway? 1/4 mile How far do you look ahead at lower speeds? One block How far should you look ahead? 12-15 seconds Convex mirrors must be adjusted so driver can see... All points on a horizontal line 3 feet above the road and 1 foot in front of the vehicle across the full width of the front of the vehicle T/F you don't need to check and adjust each mirror to show some part of the vehicle. False T/F convex mirrors show a wider area than fat mirrors True how to turn Signal early, signal continuously, cancel signal when turn is finished Change lanes... Slowly and smoothly Slowing down: A few light taps on brake pedal to warn other drivers. When do you use four-way flashers? Driving slowly or are stopped What should you warn other drivers of? Trouble ahead, tight turns, stopping on the road, driving slowly T/F when you pass a vehicle, pedestrian, or bicycle, assume they see you. False Use low beams when Dawn/dusk/rain/snow Parked on a one way, place triangles... 10, 100, 200 feet toward approaching traffic Parked on a two way, place triangles... 10 feet in front or rear corners and 100 feet ahead and behind Parked on hull/curve/other, place triangles... Within 500 feet of site view T/F hold triangles between yourself and oncoming traffic True When you double your speed... Impact and braking distance is 4x greater T/F the heavier the vehicle, the more work the brakes must do to stop it and the more heat they absorb True T/F empty trucks require smaller stopping distances because an empty vehicle has less traction False Reduce speed by __ on a wet road 1/3 Reduce speed by __ on packed snow 1/2 or more If surface is icy... Reduce speed to a crawl, stop driving as soon as possible T/F the road is slippery just after the rain begins because the water mixes with oil left on the road True Speed will ___ on downgrades because of ___ Increase, gravity When is the braking effect of the engine the greatest? When the engine is near the governed RPMs and the transmission is in the lower gears How much space do you need in front of you? At least 1 second for each 10 feet of vehicle below 40 mph, at greater speeds add 1 second If heavy load is slowing you down... Stay in right lane When you are being tailgated: Increase your following distance Strong winds can Make it difficult to stay in your lane, especially when coming out of tunnels T/F it is safe to assume the heights posted on bridges and overpasses are correct False T/F an empty van is higher than a loaded one True Right turns: Turn wide as you complete the turn and keep the rear of your vehicle close to the curb. Left turns: Reach the center of the intersection before you start the left and always select the outside left turn lane T/F if a driver reacts a half a second lower, crashes double True agressive driving Act of operating a motor vehicle in a selfish, bold, or pushy manner road rage Emotional state of anger or hostility resulting from an incident involving the use of a motor vehicle T/F never give aggressive drivers the benefit of the doubt False T/F don't look directly at bright lights when driving. Look at the right side of the road. True Dim your lights within ___ feet of an oncoming vehicle and when following another vehicle within 500 feet 500 feet Use ___ when it is safe and legal to do so instead of __ High beams, low beams If driving in fog, you must Use low beams and fog lights, turn on four way flashers When driving in winter, make sure ____ is full and there is enough ___ Cooling system, antifreeze How do you check for ice? Check mirrors and wiper blades