ELCT 101: Introduction to Electrical Engineering
Laboratory 3: Series and Parallel
Circuits
Introduction
In this lab, we will
Build simple series and parallel circuits
Measure and calculate the total equivalent resistances of series or parallel circuits.

ELCT 101
Electrical and Electronic Engineering
CREDITS/CONTACT HOURS: Credits: 3, Contact Hours: 35
COORDINATOR: Dr. Viji R. Avali
TEXTBOOKS AND OTHER REQUIRED MATERIAL:
Forrest M. Mims III, Getting Started in Electronics Master Publishing Inc. 2000. ISBN

ELCT 101 Practice Exam 1
1) What is the total resistance in the circuit in (a). Assume R1 = 100 ohms, R2 = 5K,
and
R10 = 1K. VS1 = 10volts, 60Hz. (7points)
(a)
b) find the total resistance in the circuit below:
a) i)Define Ohms law for a dc circuit and an

1. Consider an ac transformer. If Vp = 120 V, Np= 200, and NS= 10, then what is (i) the
secondary voltage of the transformer, (ii) if 60 is connected in the secondary, what is the
secondary current? (iii) what is the power drawn by the resistor? (iv) what

ELCT 101 Fall 2012 Practice exam 2 Questions
Note:
You do not have to submit the solution to these questions
When solving,
o Write the formula (if any) that you used in all the problems.
o Show all steps.
The solution to these problems will be posted o

ELCT 101 Fall 2012 Practice exam 2 Questions
Note:
You do not have to submit the solution to these questions
When solving,
o Write the formula (if any) that you used in all the problems.
o Show all steps.
The solution to these problems will be posted o

1. Consider an ac transformer. If Vp = 120 V, Np= 200, and NS= 10, then what is (i) the
secondary voltage of the transformer, (ii) if 60 is connected in the secondary, what is the
secondary current? (iii) what is the power drawn by the resistor? (iv) what

Circuit symbols for basic components
Component
Wire
Wires joined
(connected)
Wires not join
ed
Circuit Symb
ol
Comment
To pass current very easily R~
0 Ohm
A 'blob' is generally drawn
where wires are connected
(joined).
In complex diagrams it is often
nec

What is Electricity?
Electricity is a form of energy that can be created by forcing electrons to flow from atom to atom
All matter is made up of atoms
Atoms are made up of three main particles :
1) Electron,
2) Proton
3) Neutron
Electrons are negatively c

Homework 2 Solution
Question 1:What is the difference between Electrostatics and Electro-dynamics? Which one is
capable of producing current and a magnetic field?
Electrostatics: Science that deals with the phenomena arising from stationary charges
Electr

ELCT 101 Homework 2 Fall 2012
Assigned: 9/11/12
Due Date: 9/18/12
1. What is the difference between Electrostatics and Electro-dynamics? Which one is capable of producing
current and a magnetic field? (2 +1)
2. Mention a simple experiment with which you c

ELCT 101: Introduction to Electrical Engineering
Laboratory 5: Introduction to
Transformers and Rectifiers
Introduction
In this lab, we will
learn the basics of transformer and its turn ratio.
learn how to construct half wave rectifiers and the effect wit

ELCT 101: Introduction to Electrical Engineering
Laboratory 2: Ohms Law
Introduction
In this lab, we will build a very simple circuit to illustrate Ohms Law, which we have dealt with in the lectures. Along the way,
you will also become familiar with the v

ELCT 101: Introduction to Electrical Engineering
Laboratory 4: Introduction to AC
quantities
Introduction
In this lab, we will
Learn the basics of ac voltage, frequency and amplitude.
Display ac voltage in oscilloscope and learn the operation.
Observe LED

ELCT 101: Introduction to Electrical Engineering
Laboratory 1: Introduction to
basic electrical engineering lab
equipments
Introduction
In this lab, we will
get familiar with DC power supply, learn the connections, and how it works.
learn how to use handh