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12/11/14 DATE REQUIRED COURSE ELECTIVE COURSE Technology X DIVISION NEW COURSE REVISION LAKE LAND COLLEGE Course Information Form COURSE NUMBER SEM CR HRS MET040 2.5 TITLE LT HRS DC Circuits 1.5 LAB HRS 2 COURSE PCS# Prerequisites: ECH SOE HRS (Assigned by Administration) Concurrent registration in TEC048 and TEC050 Catalog Description (40 Word Limit): This course introduces the student to basic theory of DC Electricity. List the Major Course Segments (Units) Science of Electricity and Electronics Basic Instruments and Measurements Introduction to Basic Electrical Circuit Materials Energy Sources of Electricity Series Circuits Parallel Circuits Combination Circuits (Series-Parallel) EVALUATION: Textbook: Exams Projects Lt Hrs Quizzes Lab Work X Title: Electricity & Electronics Author: Gerrish, Dugger, Roberts Publisher: Goodheart Willcox Co. Inc. Volume/Edition: 10th Copyright Date: 2009 X Oral Pres Comp Final Lab Hrs X Papers Other Major Course Segment Hours Learning Outcomes Science of Electricity and Electronics * Identify the relationship between elements and compounds. * Construct a model of an atom. * Discuss the concepts of atomic weight and atomic number. * State the law of charges and explain it using examples. * Explain what is meant by electric current, voltage, and resistance. * Describe the two theories of current direction. * Distinguish between conductors, insulators, and semiconductors. * State and explain Ohm’s law. Basic Instruments and Measurements * Explain the correct procedure for using an ammeter, a voltmeter, and an ohmmeter. * Interpret a linear scale. * Compute shunt resistor values. * Compute multiplier resistor values. * Interpret a nonlinear scale. * Discuss the concept of meter sensitivity. * Understand basic electrical diagrams. Introduction to Basic Electrical Circuit Materials * Identify different conductor types. * Determine the cross-sectional area of a conductor. * List the factors affecting resistance. * Identify various insulation materials. * List three special conductor pathways. * Explain the manufacture of printed circuit boards. * Identify various switching devices. * Identify various lighting devices. * Identify different types of resistors. * Determine the value of color-coded resistors. Energy * Define work, power, and horsepower. * Calculate electrical power in watts. * Convert horsepower to watts. * Combine Ohm’s law with Watt’s law to find unknown currents, voltages, resistances, and powers. * Read a wattmeter. * Determine efficiency. * Determine gear and pulley ratios and power. Sources of Electricity * List the six basic sources of electricity. * Explain the chemical action that creates electricity in various types of cells. * Define polarization. * Explain the differences between primary cells and secondary cells. * Distinguish between series and parallel connections in batteries. * Calculate the outputs of batteries connected in series and parallel. * Demonstrate proper use of a hydrometer and explain its use. * Calculate the theoretical capacity of a battery. Series Circuits * Determine the total resistance of a series circuit. * Determine the voltage drops in a series circuit. * Determine the current values of a series circuit. * Determine the wattage values of a series circuit. * Apply Ohm’s law to solve for unknown voltage, current, and resistance in a series circuit. * Apply series circuit theory to assist in troubleshooting a series circuit. Parallel Circuits * Determine the total resistance of a parallel circuit. * Determine the voltage drops in a parallel circuit. * Determine the current values of a parallel circuit. * Determine the wattage values of a parallel circuit. * Apply Ohm’s law to solve for unknown voltage, current, and resistance in a parallel circuit. * Apply parallel circuit theory to assist in troubleshooting a parallel circuit. Combination Circuits (Series-Parallel) * Determine the equivalent circuit resistance for a given combination circuit. * Determine the voltage drops in a combination circuit. * Determine the current values in a combination circuit. * Determine the wattage values in a combination circuit. * Apply combination circuit theory to troubleshoot a combination circuit. Course Outcomes: At the successful completion of this course, students will be able to: A series circuit analysis test verifying all voltage drops, currents, and resistance totals. A parallel circuit analysis test verifying all voltage drops, currents, and resistance totals. A combination series-parallel circuit analysis test verifying all voltage drops, currents, and resistance totals.