Juniors  The week of:   6/10-6/16

The assignments will be as follows:

Electrical and Electronic Systems

Knowledge Check 1 

1. A 12 volt lightbulb has a resistance of 3 ohms.  What is the current through the lightbulb?

2. Why is glass a poor electrical conductor?

3. A relay winding draws two amps of current when tested at 12 volts.  What is the resistance of the winding?

4. How many of the 29 electrons in the copper atom can be moved to create current flow?

5. What voltage would it take to force 5 amps of current through a 5 ohm load?

Electrical and Electronic Systems

Knowledge Check 2

1. Name the electricity-producing devices that might be found in a motor vehicle?

2. What advantages are provided by printed circuits?

3. How do fuses and circuit breakers differ?

4. How are fuses and fusible links similar?

5. Name one advantage of a parallel circuit over a series circuit.

Electrical and Electronic Systems

Knowledge Check 3 

1. What does a wiring diagram show?

2. A multimeter shows measurements of what three electrical quantities?

3. Where are trouble codes stored?

4. What information can an oscilloscope provide that a multimeter cannot?
5. Name three types of circuit faults.

Electrical and Electronic Systems

Knowledge Check 4

1. What is the most common element used in making semiconductors?

2. What automotive component uses diodes as rectifiers?

3. What is the primary use of a zener diode?

4. What electronic device works like a relay or switch?

5. Name two things a technician can do to avoid creating spike voltages when servicing a vehicle. 

Electrical and Electronic Systems

Chapter EL 1 Review Questions

1. Identify the How do free electrons carry current through a conductor?
2. According to OHM’s law, what is current equal to?
3.  What is the voltage if the current is 2 amps and the resistance is 6 ohms?
4. Is it possible for the same circuit to have both series and parallel branches?  Explain.  
5. What type of test instrument would you choose to measure voltage in sensitive electronic circuits?
6. What tool would you use to read out the trouble codes on a motor vehicle?
7. What steps would you follow to avoid damaging ESD sensitive modules?
8. While checking a vehicle wiring problem, you notice some burned, brittle, and cracked insulation.  What type of circuit problem would you suspect?  What condition would you look for?
9. How would you use a test light to locate an open in a simple fused circuit?

The assignments will be as follows:

Knowledge check 3 will be due 5/30

Review questions will be due 6/10

ASE Prep will be due 6/11

Unit test will be on 6/12

Diagnosing & Repairing Drum Brakes

Knowledge Check 1 

1. Why are drum brakes frequently used as the mechanism for parking brakes?

2. What is the primary function of the backing plate?

3. How are brake linings attached to the shoes?

4. Name three pieces of brake hardware.

5. What is the purpose of a wheel cylinder?

Diagnosing & Repairing Drum Brakes

Knowledge Check 2 

1. Name the two types of drum brakes.

2. Are both the leading and trailing shoes self-energizing in leading trailing (non servo) drum brakes?

3. Are both shoes self-energizing in duo-servo drum brakes?

4. Name the two types of self-adjusters?

5. Are all self-adjusters activated by action of the brake pedal?

Diagnosing & Repairing Drum Brakes

Knowledge Check 3 

1. What are two causes for one brake dragging?

2. List three causes for all brakes dragging.

3. What could cause the brakes to pull to one side?

4. What is the major cause of a spongy pedal?

5. Name three causes of poor braking requiring excessive pedal force.

Diagnosing & Repairing Drum Brakes

Knowledge Check 4 

1. How would you adjust the brakes on a vehicle without removing the drums?

2. What instrument is used to check the diameter of a brake drum?

3. What are relined brake shoes?

4. Why should you try to loosen the bleeder screw on a wheel cylinder before attempting to service it?

5. What is the purpose of a brake shoe adjusting gauge?

Diagnosing & Repairing Drum Brakes

Chapter BR 3 Review Questions 

1. Describe drum brake construction and operation. 

2. Describe the process used to diagnose drum brake problems.

3. Explain the process for manually adjusting drum brake self-adjusters.

4. Describe the process used to service or replace a wheel cylinder.

5. How does a technician know when a brake drum needs to be replaced?
6. Describe the process used to service brake drums.
7. Describe the components of a drum brake system.  Explain how they operate together to provide braking for the vehicle.  What are the consequences of neglecting noises or pedal problems?
8. What are the advantages of replacing brake hardware with each brake job?  What are the possible consequences if the hardware is not replaced?

Templates for Portfolios

Task Reflection Sheet

Copy and past the template below into a word document, click on the boxes and fill in the information.  The boxes will grow as needed!

Program Evaluation Sheet

Copy and past the template below into a word document, click on the boxes and fill in the information.  The boxes will grow as needed!

Program Evaluation Sheet

1. Explain 3 new skills you learned in this program.

2. List some of the activities you have done so far in this program.

3. Explain 3 reasons why you took this program.

4. Explain 3 things you dislike about this program.

5. Explain why you feel you like this field of work as a future career.

6. Explain how you think you have performed so far in this program.

7. Explain how you think you can improve your performance in this program.

My Career Development Plan

Copy and past the template below into a word document, click on the boxes and fill in the information.  The boxes will grow as needed!

My Career Development Plan

1.     My short term career goal is:

2.     My long term career goal is:

3.     My Strengths and styles are:

4.     Areas which I want to improve are:

5.     Subjects and activities that will help me to improve myself are:

Me, Myself and I

Copy and past the template below into a word document, click on the boxes and fill in the information.  The boxes will grow as needed!

Me, Myself and I