'Direct current dc' presentation slideshows

Electric Current and Circuits

Electric Current and Circuits. Spring 2013 . e. e. e. e. e. e. e. Electric current is the continuous flow of electrical charge Current flows when there is potential difference (voltage) between two points To create this difference, work must be done on the charge by a charge pump. e.

1.75k views • 152 slides

Inductance

Inductance. Al Penney VO1NO. Inductance. Inductance is the property of an electrical circuit that opposes a change in current. In a DC circuit inductance has an effect only when the DC starts , or when attempts are made to stop it.

1.28k views • 69 slides

Lecture #6 Electrical Currents and Electromagnetic Fields Effects on Biological Objects

Lecture #6 Electrical Currents and Electromagnetic Fields Effects on Biological Objects. Plan of the lecture. Electrical properties of biological tissues Direct current effect on biological tissues Pulse current effect on biological tissues

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E-Mag

818 views • 57 slides

Chapter 1: Introduction to the Personal Computer

Chapter 1: Introduction to the Personal Computer. IT Essentials: PC Hardware and Software v4.0. Chapter 1 Objectives. 1.1 Explain the IT industry certification 1.2 Describe a computer system 1.3 Identify the names, purposes, and characteristics of cases and power supplies

479 views • 47 slides

Day 13 Current Electricity

572 views • 45 slides

SMPS CVT UPS

SMPS CVT UPS. If there is any one component that is absolutely vital to the operation of a computer, it is the power supply. Without it, a computer is just an inert( Unable to move or act ) box full of plastic and metal.

2.24k views • 39 slides

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Electrical Energy Sources

Electrical Energy Sources. Household appliances. Power ratings of appliances. Clock 10W Table lamp 100W Drill 750W Iron 1.2kW Kettle 2.4kW Immersion heater 3.0kW Cooker 11.5kW. Power Rating Label. Frequency 50 Hz. Voltage 230V ~. Double insulated. Power 2000W.

264 views • 24 slides

248 views • 24 slides

Basic Concepts of DC Circuits

Basic Concepts of DC Circuits. Introduction. An electric circuit is an interconnection of electrical elements. Systems of Units. Charge. The most basic quantity in an electric circuit is the electric charge.

587 views • 22 slides

Other Circuit Components

Other Circuit Components. SPH4C. Equivalent Resistance: More Practice. Equivalent Resistance: More Practice. Equivalent Resistance: More Practice. Equivalent Resistance: More Practice. Semiconductors.

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Chapter 34

347 views • 19 slides

Electrical Circuits

Electrical Circuits. Bobbi Martin, Las Vegas, NV. What is electricity?. It is a form of energy that is created from the movement of electrons of atoms. When the electrons move from one atom to the next, energy is created. The word electr icity comes from the same root word as electr on.

505 views • 17 slides

AC / DC

AC / DC. The Current Hits. Electricity is produced through the induction of electric current. By moving a wire across the lines of a magnetic field, or moving the magnetic field across the wire, one can produce electricity. The direction of the current may be constant or may change direction.

777 views • 11 slides

THE GENERATOR

THE GENERATOR. Caroline Chisholm College Physics. 3. Generators are used to provide large scale power production. Describe the main components of a generator. N. S. Caroline Chisholm College Physics. A generator transforms. ELECTRICAL ENERGY. MECHANICAL KINETIC ENERGY.

302 views • 8 slides