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|, 1.8 Determine the missing quamtity in the circuits in 4.42. Determine the power supplied to the elements in
j . Fig. P1.8. Fig. PI.12.
| f ( 2A
| Sea : +
P=24W e
V, =6V 4
| . 7
8v
*
(a)
2A
Figure P1.8
Figure P1.12
4.9 Repeat Problem 1.8 for the circuits in Fig. P1.9. ne ‘
1.13 Two elements are connected in series, as shown in
Fig. P1.13. Element | supplies 24 W of power. Is elet
2 absorbing or supplying power, and how much?
Figure P1.9
4.10 Repeat Problein 1.8 for the circuits in Fig. P1.10.
Figure P1.13
1.14 Two elements are connected in series, as shown in
Fig. P1.14. Element 1 absorbs 36 W of power. Is ¢
2 absorbing or supplying power. and how much?
Iv
Figure P1.10 *
a i. ¥ 4v
1.11 Determine the power supplied to the elements in 2
Fig. PIII.
4a
+ Figure P1.14
[iJzv
+
[2] sv
Figure P1.11
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SECTION 1.3
proetems . AD
Important note: The values used in the problems of Section 1.3
are not arbitrary. They have been selected to satisfy the basic
laws of circuit analysis that will be studied in the following
chapters.
1.15 Determine the power that is absorbed or supplied by the
circuit elements in Fig. P1.15.
4 v 46¥:
tru 24 1A Lbx
mv Juv (t)isv Rv
1A
Oy
Figure P1.15
4.16 Find the power that is absorbed or supplied by the circuit
clements in Fig. P1.16.
V6N_
2A
L'}
@ (b)
Figure P1.16
1.17 Compute the power that is absorbed or supplied by the
a 17.
i, Aub.
os SPE i
Figure P1.17
4.18 Find /, in the network in Fig. P1.18.
Figure P1.18
1.19 Is the source Vs in the network in Fig. P1.19 absorbing or
supplying power, and how much?
Figure P1.19
1.20 Find V, in the network in Fig. P1.20.
Figure P1.20
1.21 Find /, in the network in Fig. P1.21.
Figure P1.21
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54 | cuapter 2 RESISTIVE CIRCUITS
‘ 2.21 Find V,, in the circuit in Fig. P2.21, 2.22 Find V,, and V,, in the circuit in Fig, P2.22.
Figure P2.21
SECTION 2.3
2.23 Find V,, in the network in Fig. P2.23. 2.26 Find V, in the circuit in Fig. P2.26.
| a i mv
% ©
C)nv 6a vy, eat
‘
o- “ Ow
Figure P2.26
2.24 Find Vj, in the network in Fig. P2.24.
2.27 Find V, in the network in Fig. P2.27.
; Bem gcd 8 €
“> i
+ «) sv ‘sad,
Figure P2.24
Figure P2.27
2.25 Find V, in the circuit in Fig. P2.25.
2.28 Find V, in the network in Fig. P2.28.
2.29 Find the power absorbed by the 30-0 resistor in the cir-
cuit in Fig. P2.29.
30kn My, Je
Rv 10kNSV,
Figure P2.29
SECTION 2.4
prostems | 55
2.30 Find /, in the network in Fig. P2.30.
= O bee
Figure P2.30
2.31 Find /, in the circuit in Fig. P2.31.
32 Find /, in the network in Fig, P2.32.
wot Qa foe fe
| 2.33 Find V, in the circuit in Fig. P2.33.
6knt
Saun
waa
oun vv,
-Saun
Figure P2.33
2.34 Find J, in the network in Fig, P2.34.
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‘
G6 | cuaptea 2 pesistive circuits
2.35 Determine /, in the circuit in Fig. P2.35,
2.36 Determine /, in the circuit in Fig. P2.36.
4kn
sho
=
2kn
Figure P2.35
. 6mA ama J" fe
vy 2k $3KN
6Ka At
Figure P2.36
SECTION 2.5
2.37 Find Rag in the circuit in Fig. P2.37.
2kn
Ao
2kn
hag > 3kn 12k
Bo
Figure P2.37
2.38 Find Rag in the circuit in Fig. P2.38.
sk ‘
Ao
2kn
Ras 2kn 2m
2ko
Bo
Figure P2.38
2.39 Find Rap in the network in Fig. P2.39.
Figure P2.39
2.40 Find Rag in the circuit in Fig, P2.40.
i.
Rua
Z
Figure P2.40
2.41 Find Rag in the network in Fig. P2.41.
WA
oko
Ao wv Wh—4
6kn 2ko
Raa “
]
BO :
Figure P2.41
2.42 Find R4g in the circuit in Fig. P2.42.
WW.
12k
A Qn +
2ko 6ko
Raa "Sana 12k0
B
Figure P2.42
2.59 If the power absorbed by the 4-kM resistor in the network
in Fig, P2.59 is 36 mW, find /,.
QO” be fs
Io
Figure P2.59
2.60 If the power absorbed by the 4-k0 resistor in the circuit
in Fig, P2.60 is 36 mW, find Vs.
1 In the network in Fig. P2.61, the power absorbed by the
4-0 resistor is 100 W. Find Vs.
prosiems | 68
2.63 In the circuit in Fig. P2.63, 7 = 4 mA. Find V5.
ou,
Figure P2.63
2.64 'In the circuit in Fig. P2.64,/, = 2 mA. Find J.
1kd
4kan Cf) 2kn:
Ng :
Figure P2.64
2.65 In the network in Fig. P2.65, V, = 12 V. Find Vs.
4kn 5
zen of + y -
Vs een 4k"
Figure P2.65
2.66 In the circuit in Fig, P2.66, V, = 2 V. Find I.
-—--0
8a -
Cf) 30 40 ¥,
9,
Figure P2.66
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CHAPTER 2 RESISTIVE CIRCUITS
2.67 In the network in Fig. P2.67, V, = 6 V. Find Js.
SkO
2.68 In the circuit in Fig. P2.68, /, = 2 A. Find /.
¢)
' 8a) Ch) 40
Figure P2.68
2.69 If J, = 4 mA in the circuit in Fig. P2.69, find /s.
ANA
1k YL,
4k
Is 10KNS 2K
12V
Figure P2.69
2.70 Find /, in the circuit in Fig. P2.70.
h=SmA
an a
9mA
_ zz
fy
Figure P2.70
2.71 Find V, in the circuit in Fig. P2.71.
12k0
? Wwe
Saxn oka 18kn
oxn$
v
he4mA
Figure part
2.72 Find the power absorbed by the network in Fig. Py
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’
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| 2.73 Find 1, in the circuit in Fig. P2.73. 2.76 Find J, in the circuit in Fig. P2.76. <
20 4,
aA 30
120 gan
sa
180
Figure P2.73 ; Figure P2.76
2.74 Find 1, in the circuit in Fig, P2.74, 2.77 Find 1, in the circuit in Fig, P2.77.
nv) vag C+) na
ie Figure P2.77
2.78 Find V, in the circuit in Fig. P2.78.
Figure P2.78 .
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