×

### Let's log you in.

or

Don't have a StudySoup account? Create one here!

×

or

## Electrical and Electronic Circuits

by: Mckenna Lubowitz

20

0

15

# Electrical and Electronic Circuits ENGR 240

Marketplace > Boise State University > Engineering & Applied Science > ENGR 240 > Electrical and Electronic Circuits
Mckenna Lubowitz
BSU
GPA 3.61

Staff

These notes were just uploaded, and will be ready to view shortly.

Either way, we'll remind you when they're ready :)

Get a free preview of these Notes, just enter your email below.

×
Unlock Preview

COURSE
PROF.
Staff
TYPE
Class Notes
PAGES
15
WORDS
KARMA
25 ?

## Popular in Engineering & Applied Science

This 15 page Class Notes was uploaded by Mckenna Lubowitz on Saturday October 3, 2015. The Class Notes belongs to ENGR 240 at Boise State University taught by Staff in Fall. Since its upload, it has received 20 views. For similar materials see /class/218030/engr-240-boise-state-university in Engineering & Applied Science at Boise State University.

×

## Reviews for Electrical and Electronic Circuits

×

×

### What is Karma?

#### You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 10/03/15
Introduction to Electric Circuits Engr 240 Lecture 1 Department of Electrical and Computer Engineering Boise State University SML Branches of Electrical Engineering Electric Utility Industry 1 Generation Transmission Distribution Utilization Electronics Industry 1 Communications SignalImage Processing AnalogDigital Electronics IC Design VLSI Computer Industry 1 Hardware Software Department of Electrical and Computer Engineering Boise State University SML Circuit Theory Commonality among different branches Yes electric circuits Electric Circuit 1 A mathematical model that approximates the behavior of an actual electrical system Circuit theory is a special case of electromagnetic field theory a The study of static and moving electric charges Department of Electrical and Computer Engineering Boise State University SML Assumptions Electrical effect happen instantaneously throughout a system I The net charge on every component in the system is always zero There is no magnetic coupling between the components in a system Department of Electrical and Computer Engineering Boise State University SML i Problem Solving Identify what s given and what s to be found Sketch a circuit diagram or other visual model Think of several solution methods and decide on a way of choosing among them Calculate a solution I Use your creativity Test your solution Department of Electrical and Computer Engineering Boise State University SML 5 The International System of Units SI SI units are based on six defined quantities a Length meter m a Mass gram 9 a Time second s 1 Electric current ampere A a Thermodynamic temperature degree kelvin K a Luminous intensity candela cd Department of Electrical and Computer Engineering Boise State University SML SI Standard Pre x Prefix Power 1018 1015 1039 10399 10396 10393 10392 10391 10 102 103 106 Symbol atto a femto pico nano micro mili centi deci deka hecto kilo mega tera 1012 Department of Electrical and Computer Engineering Boise State University SML 7 Voltage and Current Electric charge is the basis for describing all electrical phenomena Important characteristics of electric charge q a Bipolar Electron Proton u Discrete quantities 16022X103919C Electron 16022X103919C Proton 16022X103919C Neutron 0 C u Electrical effects are attributed to both separation of charge voltage and charges in motion current Department of Electrical and Computer Engineering Boise State University SML l Voltage The separation of charge creates an electric force 1 Voltage Whenever positive and negative charges are separated energy is expended Voltage is the energy per unit charge created by the separation where dw v the voltage in volts d w the energy in joules q q the charge in coulombs Department of Electrical and Computer Engineering Boise State University SML Current The motion of charge creates an electric fluid a Current The electrical effects caused by charges in motion depend on the rate of charge flow I The rate of charge flow is known as the electric current where dq i the current in amperes q the charge in coulombs dt I the time in seconds Department of Electrical and Computer Engineering Boise State University SML 10 i Ideal Basic Circuit Element Attributes a Only two terminals 1 Describes in terms of current andor voltage 1 Cannot be subdivided into other elements V voltage drop from terminal 1 to terminal 2 or voltage rise from terminal 2 to terminal 1 i positive charge owing from terminal 1 to terminal 2 or negative charge owing from terminal 2 to terminal 1 Department of Electrical and Computer Engineering Boise State University SML 11 Power and Energy Power is the time rate of expending or absorbing energy where dw p the power in watts dt w the energy in joules I the time in seconds Power is associated with the flow of charge where p dw dw dq W p the power in watts dt dq dt v the voltage 1n volts i the current in amperes Department of Electrical and Computer Engineering Boise State University SML 12 Power Polarity i 1 v V 02 392 L 1 1 1 V V 2 2 pvi pvi Department of Electrical and Computer Engineering Boise State University SML Algebraic Sign of Power I0gt0 a Power is being delivered to the circuit inside the box ltpltogt a Power is being extracted from the circuit inside the box Reading Assignment Chapter 1 Chapter 2

×

×

### BOOM! Enjoy Your Free Notes!

×

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

## Why people love StudySoup

Steve Martinelli UC Los Angeles

#### "There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."

Anthony Lee UC Santa Barbara

#### "I bought an awesome study guide, which helped me get an A in my Math 34B class this quarter!"

Jim McGreen Ohio University

#### "Knowing I can count on the Elite Notetaker in my class allows me to focus on what the professor is saying instead of just scribbling notes the whole time and falling behind."

Parker Thompson 500 Startups

#### "It's a great way for students to improve their educational experience and it seemed like a product that everybody wants, so all the people participating are winning."

Become an Elite Notetaker and start selling your notes online!
×

### Refund Policy

#### STUDYSOUP CANCELLATION POLICY

All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email support@studysoup.com

#### STUDYSOUP REFUND POLICY

StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here: support@studysoup.com

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to support@studysoup.com