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ECE 2100 Autumn 2013
Homework Set 7
Due 5:30 pm, Friday Oct 18 in CL 234 folder
CL 234 should be open almost all day on Friday If you need to turn it before Friday, slide it under the door in
Dr. Clymers oce: Caldwell 383
BC:7.2 For the circuit shown in F
ECE 2100 HW#6 OpAmps
1.) Below in a non-inverting amplifier. R2= 9k and
R1 = 1k
3.) Rf = 10k, Rs = 1k, VREF = 3V. Find Vo in
terms of Vin (assume ideal opamp)
a. Assuming an Ideal Op Amp, find the
b. Find the transfer function wi
Homework 3 Due 2/6/15
4.) An LTI system that is initially at rest,
has an input x[n] = u[n]. If the difference
y[n] = x[n] +2x[n-1] -3x[n-2]
a. Find X(z)
b. Find Y(z)
c. Find H(z)
d. Find h[n]
1.) For each of the following signal
Homework 2 Due 1/30/15
1.) For the LTI system with the difference equation
y[n] = 0.25x[n] +0.5x[n-1] + 0.25x[n-2]
a. Find the impulse response h[n]
b. Find the frequency response function H( ). Your result should be in the
form of A( () )[co
Homework 1 Due 1/23/15
1.) For the periodic function f(t) with period To = 6, q = all integers. Find a formula for
the complex coefficients k for the exponential Fourier Series representation of
the function. Evaluate k=0, 1, and 2.
ECE 2100 SP15
1. For the circuit below, it is known that the
current labeled IL is -1.5 A and that Va = 10V, Ib
= 3.25 A, Rx = 20 , Ry = 10 , and RL = 5 .
3. For each circuit below, use KVL, KCL and the
conservation of power to find
1.) For the circuit below, V1 = 5V DC V2 = 5V DC R1 = 200 R2 = 200 , R3 = 300 C = 100F
Find the voltage across the capacitor in steady state with S1 open.
Find the voltage across the capacitor in steady state wi
1.) Use partial fraction expansion and the Laplace Transform tables to find the inverse Laplace
Transform for the following functions.
a. () =
b. () =
c. () =
3 +22 +5
2.) For the circuit below, V1
ECE2100 SP15 HW9
4.) For the circuit below, vs(t) = 10cos(10000t +30) V, R = 100, C = 1F, L = 1mH.
Find the steady-state voltage across the capacitor, vC(t).
5.) In the circuit below, is(t) = 5 sin(1000t) mA R = 100, L = 0.2H, C = 10F.