2017 Fall EE220 Quiz 4
Name: EE220 Student 3 Digit ID #
Question 1.
The voltage across a 5 uF capacitor is described by the following equation: v(t) = 4t + 1. Determine the current through
the capacitor. Enter your answer in M. 2017 Fall EE220 Quiz 4
EE220
Electric Circuits
HW #10
Due date: 9/26/2012
Please note:
0 Choose a random three digit number and write it in a box, located on the upper right comer of the
rst sheet of your homework. This helps you when you want to pick your homework up.
0 E
1
'r. L: I:
Please note: - :i
:.!i
I EE220
Electric Circuits
I Due date} 10f2252012
I
F l
I
Choose a random three digit numbef'and write it in a box, located on the upper right corner of the
first sheet of your homework. This helps you when you w
EE220
Electric Circuits
HW#8
Due date: 9/21/2012
Please note:
- Choose a random three digit number and write it in a box, located on the upper right corner of the
rst sheet of your homework. This helps you when you went to pick your homework up.
- Ev
N
4.22 For the circuit in Fig. 4.90, use source
transformation to nd i. 5.14 Determine the output voltage 00 in the circuit of
Fig. 5.53.
10 kg \/0 Find the value of RL for maximum power transfer in the circuit of
Fig. 4.50. Find the maximum power. 4.38 .
EE220
Steady State Analysis with Phasors I
Sinusoidal Sources
sin (x)
vs Vm sin t
Sinusoidal Sources
in rad
Convert sin(x) vs. x to sin(t) vs. time (s)
Plot 1 sinewave per second
Sinusoidal Sources
Frequency
sin 2 f t
Frequency
Number of cycles per seco
Example 8.3 - 1
V What is the value of the cagacitor voltage 50 ms after the switch
opens? Example 8.3 - 2
' V Find the inductor current after the switch closes. How long will it
take for the inductor current to reach 2 mA? y
x x t
20 LCt)=I+cL(o)I>
EE220
RC & RL Circuits
1st order circuits
Circuits that contain only one of the energy storage
elements are represented by a first-order differential
equation. That is why these circuits are called first-order
circuits
Only one inductor and no capacitor
EE 220 Circuits I
Homework 3
Posted 1/27/14, Due 2/3/14
Please note:
The top line on the first page of each homework (HW) should include:
HW number
Due date
Students name
Three digit number
The first three entries are necessary for correctly recording you
.ijsle"? 7 . m-m-W' 'i' I.
iv"
Problem 10(5 points) V f :C W
A 12~ ' . . .
rESIstor has 2 A flomng thrygh It. What is the change in potential across the resrstor?
A) 32V . 24v c) 14v D) 10v
WWW
How much OWer is delivered to the resistor described above?
C