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Welcome to Advanced Automotive Technology 12

Brakes Online Module

Post Test

Instructions to student:

  1. Put your name and block on a separate sheet of paper (you may print the worksheet version of the self test)
  2. Answer all questions in short sentences.
  3. Answers to the questions in Part 1 may be found by browsing the "Resources" links.
  4. Answers to the questions in Part 2 may be found in Module 1.
  5. Answers to the questions in Part 3 may be found in Module 2.
  6. Hand in your self test to the teacher when you are done.

View Post Test: MS Word format

View Post Test: PDF format

Part 1
  1. Since the actual brakes require a much greater force than you could apply with your leg, your car must also multiply the force of your foot. It does this in two ways. Name them.
  2. What is the most common type of disc brake system on modern cars?
  3. Why is it important that the brake pads remain in very close contact with the brake rotor?
  4. List two advantages and two disadvantages of drum brakes.
  5. Describe the self-actuating action of drum brakes.
  6. Why is a brake system broken into two independent circuits?
  7. The combination valve does the job of three separate devices. What are these devices?
  8. What is the difference between DOT3, DOT4 and DOT5 brake fluid?
  9. What is the most important characteristic of brake flud? Why?
  10. What is the basic premise or theory behind anti-lock brakes?

Part 2

  1. Brakes can be divided into two basic systems. They are __________ and __________. Describe them.
  2. In a drum brake system, the brake shoe facing the front of the vehicle is called the _________ shoe or __________ shoe.
  3. The shoe that is facing the rear of the vehicle is called the _________ shoe or the _________ shoe.
  4. Describe the operation of Duo Servo drum brakes.
  5. Disc brakes are categorized according to the style of application. There are two categories. Name them.

Part 3

  1. The purpose of the control valve is to __________ the pressures created by the master cylinder.
  2. Brake lines are always constructed of __________ __________ __________.
  3. What is the main advantage of using a dual tandem master cylinder?
  4. The __________ ___________ provides balanced braking on vehicles using front disc and rear drum brakes.
  5. What is the purpose of the residual pressure valve? Which circuit is it typically located in? Why?