CDL

1. A tractor with a(n) trailer requiresthe shortest amount ofstopping distance . 1. empty 2. fully loaded 3. lightly loaded 2. The air leakage rate for a combination vehicle ( engine off,brakes on)should not be more than psi per minute . 1. 4 2. 6 3. 2 3.If you do not do the final air brake check for air leaks and fix them before driving, 1. you could lose your brakes while driving 2. your fuel usage will increase 3. tire pressure will drop 4. Which part of the kingpin should the lo...

1. Which of the following is NOT part of the drum brake?: Safely Value 2. You may sometimes haul small-arms ammunition, emergency shipments of drugs or hospital supplies on a bus. The total weight of all such hazardous material must not be greater than:: 500 pounds 3. Which of the following is NOT part of the braking process when driving a tractor-trailer combination vehicle with ABS?: You should drive more quickly so that you will be able to keep the trailer and tractor straight 4. Which of ...

Most important reason for vehicle inspection ? correct answer: Safety What things should you check during a trip? correct answer: Instruments, air pressure gauge, temp gauge, pressure gauge, ammeter/voltmeter, mirrors, tires, cargo/ cargo covers, lights. Name some key steering system parts. correct answer: 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 sus...

If you cross connect the two air lines the following will result - You will not have air going to the trailer brakes You have coupled with a semi-trailer. In what position should you put the front trailer supports before driving away? - Fully raised with the crank handle secured in its bracket Th trailer air supply control: - Is a red, eight sided knob A device which connects the service and emergency air lines from the truck to the trailer is called.. - Glad hands If one of the glad han...

TRUE OR FALSE: More than half of truck driver deaths in crashes are the result of truck rollovers. - True Fully loaded rigs are ___ times more likely to roll over in a crash than empty rigs. - 10 What can you do to prevent rollovers? - keep the cargo close to the ground drive slowly around turns TRUE OR FALSE: Keeping cargo low is even more important in combination vehicles than in straight trucks. - True Rollovers happen when you turn too___ - Fast Trucks with trailers have a dangero...

A tractor with a(n) ________ trailer requires the shortest amount of stopping distance . 1. empty 2. fully loaded 3. lightly loaded - fully loaded The air leakage rate for a combination vehicle ( engine off, brakes on) should not be more than _____ psi per minute . 1. 4 2. 6 3. 2 - 4 If you do not do the final air brake check for air leaks and fix them before driving, 1. you could lose your brakes while driving 2. your fuel usage will increase 3. tire pressure will drop - you could l...