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Electrical Terms OSHAOSHA Pot Luck GFCIGFCI Ohms Law GroundingGrounding
Explain why electrical current goes to ground Explain why electrical current goes to ground
What are the three key elements of Ohm’s Law What are the three key elements of Ohm’s Law
The primary purpose of the GFCI The primary purpose of the GFCI
To protect people To protect people
The correct names of the conductors The correct names of the conductors in a standard circuit in a standard circuit
Grounded conductor Grounded conductor Ungrounded conductor Ungrounded conductor Grounding conductor Grounding conductorGrounding Grounded Ungrounded
What OSHA considers low voltage What OSHA considers low voltage
Under 600 Volts Under 600 Volts
Limits current, drops voltage & produces heat Limits current, drops voltage & produces heat
Electrical Potential (Voltage) Answers (Page 303) 1.a) Why is it necessary for the electrons to move continuously around the circuit? b) From which terminal.
Warmup: Concept: OHM’s Law. Electrical current is a measure of the rate at which electrical charge moves in a circuit. Electrical current is measured.
Electrical Resistance and Ohm’s Law Electric circuits are used to convert electrical energy into some other form of energy we need.
Measuring Electricity. Electric Potential – the electrical energy that an electron possesses. Electric current is a measure of the rate at which the electric.
Calculating Electricity Ohm’s Law and Power Equation.
Electric Current, Resistance and Ohm’s Law. Electric Current Electric current is a measure of the rate at which electric charges move past a given point.
Chapter 13 Physics A First Course Electricity. Electricity Electric Circuits 13.1 Electric Circuits 13.2 Current and Voltage 13.3 Resistance and Ohm's.
As you should have observed from the lab experiment you performed yesterday, there is an inverse relationship between the current and the resistance.
Electrical Resistance Activity. Curriculum Big Idea: Energy can be transferred between objects and/or can be converted into different forms. Concept:
ELECTRICAL DESIGN GUIDELINE STEPS Maria C. Gonzalez.
4.2.3B Electrical Power What About Watts?. Power Law Moving electrons (current) requires ENERGY How much energy gets used depends on: Strength of push.
Electricity Basics of electricity. Electricity Atoms – The smallest unit of each element Electrons – negatively charged particles in atoms Ions – charged.
Electrical circuit: a closed loop where charged particles flow Electrical current: a flow of charged particles (e - ) Direct current (DC): a flow.
Chapter 20 Study Guide Wednesday, January 27, 2010.
It is the push or pressure behind current flow through a circuit, and is measured in (V) volts.
10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt.
Prof. D. Wilton ECE Dept. Notes 5 ECE 2317 Applied Electricity and Magnetism Notes prepared by the EM group, University of Houston.
D4. Explain the relationship among voltage, current, and resistance in a simple series circuit. Voltagecurrentresistance Low Voltage: High Voltage:
Series and Parallel Circuits How to find the resultant resistance of an electronic circuit.
Concurrent Assessment DC Electronics 1 1.When you have a complete series circuit, is the current flow the same at every place in the circuit? 2.What is.
Series & Parallel Circuits Important: difference between Series & Parallel Make sure you have correct units Voltage (V) = Volts, V Current (I) = Amps,
Unit 7 Parallel Circuits. Objectives: Discuss the characteristics of parallel circuits. State the three rules for solving electrical values of resistance.
Set up your circuit board 2 batteries, bulb, switch, and variable resister.
CELLS IN SERIES AND PARALLEL Lesson 9. Cells in Series The electric potential given to a single electron by a dry cell has an average voltage of around.
Electrical Current and Circuits How Electricity Gets To Where It Is Going.
Kirchhoff’s Laws Kirchhoff’s Current Law Kirchhoff’s Voltage Law Series Circuits Parallel Circuits Polarity.
Electric Circuits. Potential Electric Potential is just like gravitational potential It depends on –The distance from the source –The amount of charge.
Electric Circuits Electricity for Refrigeration, Heating and Air Conditioning 7th Edition Chapter 3 Electric Circuits.
Virtual Ground Introduction A virtual ground is no more than a voltage divider where the divided network is the ground and the outer.
Pew Pow Think about the differences between a series circuit and a parallel circuit and explain which method is used to wire your house. Show a formula.
Ohm’s Law. Ohm’s Law states that the voltage v across a resistor is directly proportional to the current flowing through it.
EE2010 Fundamentals of Electric Circuits Lecture 3 Basic laws of circuit theory: Ohm's law, Kirchoff's laws.
OHM’S LAW AND ELECTRICAL POWER. OHM’S LAW “Provided the physical conditions, such as temperature, are kept constant, the resistance is constant over a.
Resistance and Ohm’s Law: More Practice. Kirchoff’s Laws: Success Criteria I can state Kirchhoff's laws and Ohm's law and use them to explain, in.
Ohm’s Law Resistance in Series Circuits Resistance in Parallel Circuits Total Resistance Equivalent Resistance Voltage Drops and Resistance Conductance.
Learning Targets: I can model and explain open circuits, closed circuits, series circuits, and parallel circuits Bell Work On back of purple paper from.
HOW FAST IS A NANOSECOND?. ONE-BILLIONTH OF A SECOND!!!
Electrical Resistance Electrical resistance is a measure of how difficult it is for electricity (electrons) to flow through a material. The units of resistance.
Ohm’s Law Notes JAN 7. Vocabulary current : how quickly the electrons are flowing through the circuit; units: amperes (A) voltage : the electric potential.
2 But what makes the electrons flow? Any electrical circuit requires three things 1.A source 2.A load 3.A means of transmission A definition of a current.
Electrical Resistance and Ohm’s Law. The Electric Current Electric current is a measure of the rate at which electric charges move past a given point.
Designed Learning Joel Rosenberg Chapter 28. Summary Joel Rosenberg, a curriculum developer who helped create this course, Discusses some of the water.
4.3 Notes Resistance in Electrical Systems. Properties of Materials Conductors Have a large ability to conduct electric current They contain many free.
OHM’S LAW The mathematical relationship between voltage, current, and resistance.
ELECTRIC CURRENTS. SIMPLE CIRCUIT What’s providing the energy? What’s “moving” in the circuit? What’s causing the movement? e.m.f. = Electromotive Force.
Nolan R, JT S, and +1 Period 2. What is the unit for Potential Difference? A) amps B) Volt C) Ohm D) Liter.
Electrical Systems. VOCABULARYOBJECTIVES Series circuit Voltage drop Kirchoff’s Voltage Law Describe a series circuit. Calculate the resistance.
Parallel Circuit electricity has more than one path to follow total amps are equal to the sum of the individual amps total watts are equal to the sum of.
Ohms Law. Statement of Ohms Law The basic law concerning the flow of electricity is Ohms Law. Ohms law states that when electrical potential (voltage)
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