dt² $1 a2 dt d²x dt² + a₁ dx dt "Xn(t)" = Aest + aox = 0 -a₁ + √²-4a₂ao 2a2 =n(t) = A₁e³₁t + A₂eszt xn(t) = ? (a₂s² + a₁s + α₁) = 0 $2 a1 - √a²-4a2a0 2a2 NATURAL RESPONSE, Xn Alest + A₂e21 (A₁+A₂t)e (A₁ cos wat+A₂ sin wat)e -al
dt² $1 a2 dt d²x dt² + a₁ dx dt "Xn(t)" = Aest + aox = 0 -a₁ + √²-4a₂ao 2a2 =n(t) = A₁e³₁t + A₂eszt xn(t) = ? (a₂s² + a₁s + α₁) = 0 $2 a1 - √a²-4a2a0 2a2 NATURAL RESPONSE, Xn Alest + A₂e21 (A₁+A₂t)e (A₁ cos wat+A₂ sin wat)e -al
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Question

Transcribed Image Text:The complete response is the sum of the natural response and the forced response
X = Xn+Xf
Natural response of a first-order circuit
Natural response of a second-order circuit
CASE
Overdamped
Critically damped
Underdamped
az
S1 =
FORCING FUNCTION
K
Kt
K₁²
K sin cot
Ke at
Forced response of a first-order, or a second-order circuit
+ A₁
NATURAL FREQUENCIES
$1,52 = -α± √√² - 0²
$1,$₂=-α
S1, S2 = -x±j√√/0²-a² -α±jood
dx
dt
d²x
dt²
Solution of the Second-Order Differential Equation
d²x
x(t) = xn(t) + xf (t)
a2
dt²
+ a。x = f(t)
+ A1
dx
dt
"xn(t)" = Aest
Xn(t) = Ke-t/t
+ a。x = 0
-a₁ + √²-4a₂a0
242
-
Xn(t) = A₁e³₁ª + A₂e³₂t
ASSUMED RESPONSE
A
At + B
At² +Bt+C
A sin cot + B cos cot
Ae-at
NATURAL RESPONSE, Xn
Ale+Azer
(A₁+A₂t)e-at
(A, cos coat+A₂ sin coat)e
xn(t) = ?
(a₂s² + a₁s+ao) = 0
-α₁ - √²-4a₂a0
242
NATURAL RESPONSE, Xn
A₁ est + A₂e21
-α1
(A₁+A₂t)e
(A₁ cos wat+A₂ sin wat)ext

Transcribed Image Text:• Problem 3. (c) The Circuit C shown is at the steady state, before the switch opens at time t = 2s.
t = 2s
I
6 V 2μF
Vin m
R₁
U10-
Brief catalog of the Operational Amplifier circuits
(Based on the ideal operational amplifier)
(a) Inverting amplifier
R₁
U20-W
10ΚΩ
ww
Vout=
R₂
:
Unw
R₂
ww
R₁
+
R₁
Ovout R₁
ww
R₁
v(t) 12 V
R₁
R₁
-R₁1+R₂₂+
Vout
R₁
Vin
(d) Summing amplifier
(5) Determine the capacitor voltage, v(t), for t≥ 2s
Vin -
(c) Circuit C
R₁2
R₁
vout
= (1 + R ₁) vin
(b) Noninverting amplifier
R₂K₁
V10-W
R₂K₂
U20-W
RJK3
U30M
R₂/(1-(K₁ + K₂ + K3))
R(K4-1)
Vin O
I
(c) Voltage follower (buffer amplifier)
Rp
Ovout Vin
Ovout=K4(K₁v1 + K₂v2 + K303)
(e) Noninverting summing amplifier
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