Heavy truck brakes test - Study guides, Class notes & Summaries

ICBC Class 4 Questions And Answers Latest Top Score. A passing lane has just opened up on a long narrow stretch of highway. The truck is traveling very slowly. The driver of the truck should: a. Stay in the left lane and allow the cars to pass on the right. b. Go into the right lane and allow the cars to pass on the left. c. Drive right down the broken white line to give the truck more space. d. The truck driver can choose either lane, cars may pass the truck on either side. -...

Heavy Duty Truck Systems - Chapter 27 Graded A+ What is the function of the truck's cooling system? The cooling system regulates the engine temperature by dissipating excess heat and preventing overheating. How does a truck's air conditioning system operate? The air conditioning system uses refrigerant to absorb heat from the cabin and release it outside, providing a comfortable temperature inside. What role does the truck’s hydraulic system play? The hydraulic system ope...

What is the recommended interval for replacing the cabin air filter in a medium/heavy duty truck? - Answer- Every 12,000 miles What is the recommended interval for replacing the engine oil and filter in a medium/heavy duty truck? - Answer- Every 15,000-20,000 miles What is the recommended interval for checking the coolant level in a medium/heavy duty truck? - Answer- Everyday What should you do if you find any loose or damaged components during a preventative maintenance inspection? - A...

1 NC CDL GENERAL KNOWLEDGE TEST QUESTIONS AND ANSWERS, 100% ACCURATE/ You should downshift in advance before - -starting down a hill or entering a curve Overloading can have bad effects on all of the following - -steering, speed control, braking Most heavy trucks with manual transmissions require ________ to change gears - -double clutch Total stopping distance equals - -perception distance + reaction distance + braking distance Shaded parts of the road - -will remain icy and slippery aft...

Truck escape ramps: a. Cannot be used by certain types of heavy vehicles. b. Are designed to protect vehicles from damage. c. Should not be used unless you have first tried all other ways to save your vehicle after brake failure. d. All of the above. - Correct Answer: Are designed to protect vehicles from damage. You are driving a vehicle that could safely be driven at 55 MPH on an open road. But traffic is now heavy, moving at 35 MPH although the speed limit is 55. The safest speed for...

Brake test questions and answers Graded A+ 1) Why must air tanks be drained? a) For pre trip inspection purposes b) To check for leaks c) To release oil and water buildup d) To activate the low air pressure alarm c) To release oil and water buildup 2) What is a supply pressure gauge used for? a) To check tire pressure b) To check tank pressure c) To activate the low pressure alarm d) To check for leaks b) To check tank pressure 4) What are spring brakes? a) Hydraulic brakes...

CDL Test Questions & Answers 2024/2025 You should know that your breaks are fading when? - ANSWERSYou have to push harder on the break pedal to control your down hill speed. If the spring breaks are on, when should you push the break pedal? - ANSWERSNever Repeatedly pressing and releasing (fanning) the brake pedal may result in? - ANSWERSLoss of air pressure The driver must be able to see a low pressure warning which comes on before pressure in the service air tank falls below........

CDL Test Questions And Answers Graded A+. Truck escape ramps: a. Cannot be used by certain types of heavy vehicles. b. Are designed to protect vehicles from damage. c. Should not be used unless you have first tried all other ways to save your vehicle after brake failure. d. All of the above. - correct answer. Correct Answer: Are designed to protect vehicles from damage. You are driving a vehicle that could safely be driven at 55 MPH on an open road. But traffic is now heavy, mov...

CDL Air Brake Practice Test|Complete Questions with A+ Graded Answers The parking or emergency brake on a heavy vehicle can only be held in position by something that cannot leak away, like: a. Fluid pressure b. Spring pressure c. Air pressure d. Any of the above b. Spring pressure A straight truck or bus air brake system should not leak at a rate of more than __ psi per minute with the engine off and the brake released. a. 1 b. 2 c. 3 d. 4 c. 3 Your vehicle has dual air...