A dc source is connected to a series RLC circuit by a switch that closes at t = 0, as shown en Figure P4.61. The initial conditions are i (0 +) = 0 and v c ( 0 + ) = 0 . Write the differential equation for v c ( t ) . Solve for v c ( t ) , if R = 80 Ω . Figure P4.61
A dc source is connected to a series RLC circuit by a switch that closes at t = 0, as shown en Figure P4.61. The initial conditions are i (0 +) = 0 and v c ( 0 + ) = 0 . Write the differential equation for v c ( t ) . Solve for v c ( t ) , if R = 80 Ω . Figure P4.61
A dc source is connected to a series RLC circuit by a switch that closes at t = 0, as shown en Figure P4.61. The initial conditions are i(0 +) = 0 and
v
c
(
0
+
)
=
0
. Write the differential equation for
v
c
(
t
)
. Solve for
v
c
(
t
)
, if
R
=
80
Ω
.
O Draw the four possible negative feedback
contigurations of an op-amp. Write the
input and output impedances of these
configurations in ideal cases.
5
E9.6 Determine the average power absorbed by the 4-2 and 3-2 resistors in Fig. E9.6.
302
j20
Figure E9.3
4Ω
ww
Figure E9.6
12/0° V
j30
-j2 N
13/10° A
(+60° V
(OEF
-160
For
the
P-channel
JFET
given in
the following figure,
the
IDSS = 2MA
a)
Determine
IDQ
and
VSDQ
b)
Determine
the
source-follower circuit
transistor parameters are:
Vp = +1,75 V, and λ=0.
Small-signal voltage gain, Av = So
VDD = 10V
R₁ = 90kr
Rs =5k
CC1
WW
R₂ = 110kn
50
C02
BL = 10 kr
GND
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