University Physics Volume 2
18th Edition
ISBN: 9781938168161
Author: OpenStax
Publisher: OpenStax
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Textbook Question
Chapter 10, Problem 9CQ
Consider the circuit shown below. Does the analysis of the circuit require Kirchhoff’s method, or can it be redrawn to simplify die circuit? If it is a circuit of series and parallel connections, what is the equivalent resistance?
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Compute the EQUIVALENT RESISTANCE of the circuit shown below. Then find the voltage drop across each resistor, the current
through each resistor, & the current put out by the battery (lo). (R₁ = 4 S2, R₂ = 22, R3 = 102, R4 = 42, and V, = 49 V.)
Vo
Evin
R1
R2
R3
R4
Req
=
Io =
I1 =
12
13 =
I4 =
2
V₁ =
V₂
V3 =
V4 =
0000
In the circuit below, calculate (a) the equivalent resistance and (b) the total current in the circuit with
the following resistance values: R₁ = 40 , R₂ = 30 , R3 = 20 , & R4 = 10 . The voltage across the
battery is 12.0 V.
V
Write your answer/s here
(with correct units)
HO
Show your complete solution here (use Equation Editor):
R₁
R₁
R3
R₂
On the basis of your second set of data, are there any patterns to the way that currents behave in a parallel circuit? At this time you should be able to write the general characteristics of currents, voltages and resistances in parallel circuits.
Chapter 10 Solutions
University Physics Volume 2
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