Phy 3310 Electronics Module 3 (AC Circuits) HW #4
1. Consider an AC voltage source with V(t) = V0cos(t) with V0 = 170V. The frequency f = 1 kHz.
a. What is the value of ? Of T (period)?
b. What are the values of Vp, Vpp, Vavg and Vrms?
c. How does this so
Electronics Module 1B: Analysis of DC circuits
I. Circuit Analysis: Introducing Kirchhoffs Laws
At this point we want to go back to basic physics, and ask whether there are any other physical
principles that may guide us in attempting to analyze circuits.
Module 2: Capacitors, Inductors, RC and RL Circuits
I.
Introduction: Time Dependence and Circuits
So far, everything we have considered has been static in that we have ignored time dependence. We
solve for Vs, Is and Ps assuming they are constant in time.
Electronics Module 5A: Circuit Analysis Meets the Information Age
Using Circuits to Encode Information, Switching and Amplifying, Analog and Digital Electronics, and
the Electromechanical Relay
0.
Introduction: Going from Passive and Dumb to Active and Sm
Electronics Module 6B: Digital Computation and Sequential Operations
0.
Review So Far, a.k.a. what weve NOT NOT already covered
In this Module we have been considering Digital electronics. Digital encoding of information has a
number of advantages over an
Phy 3310 Electronics
Module 1 (DC Circuits)
HW # 1
1. A 12 V sealed lead-acid battery has a capacity of 17 amp-hours (Ah). It is connected to a (very
large) resistor decorated with the following color bands: red, yellow, black, gold.
a. For how long can t
Phy 3310 Electronics
Module #2
HW #3
1. (a, b) Compute the RC time constants of the two
circuits depicted at right. For circuit (a) you can do a
mechanical series/parallel decomposition, but you
will have to think carefully about circuit (b)!
(There are s
Phy 3310 Electronics Module 3 (AC Circuits) HW #5
1. Consider the parallel RLC circuit at right, with V(t) = V0cos(t),
V0 = 10 V, = 1000 rad/s, R = 50 , C = 10 F and L = 200 mH.
a. Compute the reactances XC and XL, and the susceptances BC
and BL. (Remembe
Electronics Module 6C: Epilogue
As the semester ends, lets take a good look back at all the things we talked about in this course.
Kirchhoffs laws, resistors, capacitors, inductors, time constants, phase shifts, reactances, impedances, Q
(a label which we
Electronics Module 5C: The Transistor
0.
Review so far
We have been considering switching and amplifying circuits. The essential problem we sought to solve
was how to use small signals to do big things, or to transfer them over long distances.
Switching a
Electronics Module 5D: Transistor Circuits
0.
Review so far
In this Module we have considered switching and amplifying circuits, with an eye toward using our
circuits to encode and transmit information. The essential problem is that we have information
en
Electronics Module 6A: Digital Electronics: Boolean Algebra and Logic Gates
0.
Review and Re-introduction
In the last Module we considered switching and amplifying circuits. The essential idea is that some
active device (a relay, a vacuum tube, a transist
Module 5B: Switching and Amplifying Circuits, and the Operational Amplifier
0.
Review, and Introduction
Back in Module 5A we considered the need for switching and amplifying circuits, in order to transfer
information from one place to another. All of the
Electronics Module 1A: Introduction to DC Circuits
I. Circuits, Conductors and Insulators
A circuit is a closed loop of conducting material. That is, a circuit represents a path over which charges
are free to flow, and to return to their starting point. S
Electronics Module 4B: Diode Circuits
In the last Module we introduced a new circuit component, the diode. At its simplest, a diode is a device
which carries current in only one direction, and its schematic symbol an arrow is strongly suggestive
of this f
Phy 3310 Electronics
Module 5
HW #7
1. Design an op-amp circuit to amplify a signal Vin(t) by a factor of -5 (that is, 5 times bigger and inverted in phase),
which presents an impedance of 10 k to the source. Draw your circuit (including specifications on
PHY 3310 Electronics
Module 4 HW #6: Diodes and Diode Circuits
1. Consider the simple RD circuit shown at right.
a. If = 5 V, R = 1 k, and the diode is an ideal diode, solve for VD, VR and I.
b. If the diode is a practical diode with VK = 0.5 V, solve for
Cramer's Rule
Given a system
a11*x1 + a12*x2 + z13*x3 = b1
a21*x1 + a22*x2 + z12*x3 = b2
a31*x1 + a32*x2 + z33*x3 = b3
a11 a12 a13
a21 a22 a23
a31 a32 a33
where
define the
following
determinants:
which can be written in "matrix form" as:
x1
x2
x3
=
b1
b2
Phy 3310 Electronics
Modules 5-6
HW #8
1. Early in the course, I talked about ideal current sources but didnt talk about how
to make them. Electrochemical batteries and generators typically approximate
voltage sources. At right is a transistor circuit whi
Introduction to the Arduino Uno Hardware and Software
Here youll be introduced to the Arduino platform, a microprocessor-based interface device. It connects to
your computer via a USB cable, and can be programmed via your computer with a language similar
AC Circuits Example Problem: Series RLC Circuit
Consider the circuit at right, with V(t) = V0cos(t), V0 = 100
V, = 1000 rad/s, R = 100 , C = 10 F and L = 50 mH.
a.
b.
c.
d.
e.
f.
Compute XC and XL.
Is the circuit capacitive or inductive?
Compute Z, and ex
Module 3B: AC Circuits II - Complex numbers, Phasors, Impedance and RLC networks
I.
Review so far
In Module 3A we considered what would happen when our familiar DC voltage source was replaced with
a source whose voltage varied with time. Though at first b
Module 3C: AC Circuits III Power, Frequency considerations and Filters
To review what weve done so far, we have considered circuits containing resistors, capacitors and
inductors (RLC networks) under an AC source.
We discovered that capacitors and inducto
Module 4A: Diode Basics
Up to now, we have studied a number of circuit components the resistor, the capacitor, the inductor,
the ideal voltage source, and the ideal current source. We have considered both DC and AC sources,
and used the mainstays of circu
Module 3D: Some Practical Considerations for Dealing with AC Circuits
So far we have spent a great deal of time developing the theory of AC circuits.
After introducing the notion of a sinusoidally oscillating (periodic) voltage source and how it can be
qu
Module 3A: AC Circuits I Frequency, Period, Amplitude and Reactance
I.
a.
Overview
The joy of resistors and ideal voltage / current sources
When we started this course, we talked about ideal voltage sources, ideal current sources and resistors.
With these
Electronics Module 0: Introduction and Physics Background
1. Basic Physics Review
We start from some basic quantities in physics:
U ~ energy, units of Joules (J)
F ~ force, units of Newtons (N)
Q ~ charge, units of Coulombs (C) 1 C = 6.25 x 1018 elementar