In the figure below, determine the current in each resistor, the potential difference across the 2.00 x 10² Q resistor, and the power delivered by each battery. (Due to the nature of this problem, do not use rounded intermediate values-including answers submitted in WebAssign-in your calculations.) HINT Begin by applying Kirchhoff's loop rule three times, obtaining a system of three equations with three unknowns. Click the hint button again to remove this hint. + 40.0 V 3.60 X 102 V + 80.0 V 2.00 X 102 80.0 22 20.02. 70.0 ΩΣ (a) the current (in A) in each resistor 1200 magnitude .143 XA direction upward 180 magnitude .143 × A direction downward X 120 magnitude 18 A direction downward ◇ 170 magnitude direction 1.143 ХА upward (b) the potential difference (in V) across the 2.00 x 10² Q resistor 28.6 x v (c) the power (in W) delivered by each battery P40 5.72 × W × W 91.44 × W P360 P80 6480 Need Help? Read It Watch It

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
Publisher:OpenStax
Chapter9: Current And Resistance
Section: Chapter Questions
Problem 89CP: Consider a resistor made from a hollow cylinder of carbon as shown below. The inner radius of the...
Question

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In the figure below, determine the current in each resistor, the potential difference across the 2.00 x 10² Q resistor, and the
power delivered by each battery. (Due to the nature of this problem, do not use rounded intermediate values-including answers
submitted in WebAssign-in your calculations.)
HINT
Begin by applying Kirchhoff's loop rule three times, obtaining a system of three equations with three unknowns.
Click the hint button again to remove this hint.
+
40.0 V
3.60 X 102 V
+
80.0 V
2.00 X 102
80.0 22
20.02.
70.0 ΩΣ
(a) the current (in A) in each resistor
1200
magnitude
.143
XA
direction
upward
180
magnitude
.143
× A
direction
downward X
120
magnitude
18
A
direction
downward ◇
170
magnitude
direction
1.143
ХА
upward
(b) the potential difference (in V) across the 2.00 x 10² Q resistor
28.6
x v
(c) the power (in W) delivered by each battery
P40
5.72
× W
× W
91.44
× W
P360
P80
6480
Need Help?
Read It
Watch It
Transcribed Image Text:In the figure below, determine the current in each resistor, the potential difference across the 2.00 x 10² Q resistor, and the power delivered by each battery. (Due to the nature of this problem, do not use rounded intermediate values-including answers submitted in WebAssign-in your calculations.) HINT Begin by applying Kirchhoff's loop rule three times, obtaining a system of three equations with three unknowns. Click the hint button again to remove this hint. + 40.0 V 3.60 X 102 V + 80.0 V 2.00 X 102 80.0 22 20.02. 70.0 ΩΣ (a) the current (in A) in each resistor 1200 magnitude .143 XA direction upward 180 magnitude .143 × A direction downward X 120 magnitude 18 A direction downward ◇ 170 magnitude direction 1.143 ХА upward (b) the potential difference (in V) across the 2.00 x 10² Q resistor 28.6 x v (c) the power (in W) delivered by each battery P40 5.72 × W × W 91.44 × W P360 P80 6480 Need Help? Read It Watch It
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