A resistance array is connected to a load resistor R and a 9-V battery as shown in Fig. 4.151. (a) Find the value of R such that V = 1.8 V. (b) Calculate the value of R that will draw the maximum current. What is the maximum current? R (1) 9 = ( 11)*10 + (I3)* 40 (2) I1 = I3 + I6 3 141 10 2 (3) I = 12 + I3 60 Is d 10Ω (4) I2 I4 + I5 b (5) I6 = 14 + I5 (6) va — vъ %3 I2* 8 I2 18Ω - I3 ww I6 (7) ν.-0 (8) vp-Va = I5 * 60 = 2(I4 * 10) + vo a 10Ω 40 Ω (9) vb-va = va-Vc 1 (10) va-vp = vc-Vd + 9 V - 4.
A resistance array is connected to a load resistor R and a 9-V battery as shown in Fig. 4.151. (a) Find the value of R such that V = 1.8 V. (b) Calculate the value of R that will draw the maximum current. What is the maximum current? R (1) 9 = ( 11)*10 + (I3)* 40 (2) I1 = I3 + I6 3 141 10 2 (3) I = 12 + I3 60 Is d 10Ω (4) I2 I4 + I5 b (5) I6 = 14 + I5 (6) va — vъ %3 I2* 8 I2 18Ω - I3 ww I6 (7) ν.-0 (8) vp-Va = I5 * 60 = 2(I4 * 10) + vo a 10Ω 40 Ω (9) vb-va = va-Vc 1 (10) va-vp = vc-Vd + 9 V - 4.
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A complete description of the series-parallel circuit using Kirchoff's voltage law and Kirchoff's current law, as discussed in class, and solve the problem.
Transcribed Image Text:A resistance array is connected to a load resistor R
and a 9-V battery as shown in Fig. 4.151.
(a) Find the value of R such that V, = 1.8 V.
(b) Calculate the value of R that will draw the
maximum current. What is the maximum current?
R
ww-
(1) 9 = ( 1)*10 + (I3)* 40
(2) I = 13 + I6
I2 + I3
1413 102
(3) I =
60 I5 d
10Ω
(4) I2 = I4 + Is
ww
2
(5) I6 = 14 + Is
I2
(6) vа — vъ — 12* 8
(7) vc = 0
(8) Vъ — vа — Is * 60 — 2(a * 10) + vo
8Ω
Ω
+ 13
ww
16
a
10 Ω
40 2
(9) vb-va = va-Vc
(10) va-vb = vc-Vd
+9 v-
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