Physics for Scientists and Engineers with Modern, Revised Hybrid (with Enhanced WebAssign Printed Access Card for Physics, Multi-Term Courses)
9th Edition
ISBN: 9781305266292
Author: Raymond A. Serway, John W. Jewett
Publisher: Cengage Learning
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Chapter 28, Problem 31P
(a)
To determine
The current in each resistor.
(b)
To determine
The potential difference between the points
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Students have asked these similar questions
Figure P28.15
2)
Using Kirchhoffs rules,
(a) find the current in each resistor in Figure (28.24).
(b) Find the potential difference between points c and f. Which point is at the higher
potential?
4.00 k2
E2
R3
E3
60.0 V
80.0 V
70.0 V
I2
13
I1
R2
3.00 k2
2.00 k2
a
R1
Figure 28.24:
Consider the three resistors R1 = 12 0, R2= 39 0, and R3= 78 Q in the configuration shown in
the figure. A potential difference AV= 1.5 Vis applied between A and B.
A. Calculate the numerical value of 12 in A.
B. Calculate the numerical value of 13 through R3.
R2
A
R1
В
R3
Three resistors R, = 82.7 N, R, = 24.2 2, R2 = 70.0 N, and two batteries E, = 40.0 V, and Ɛ,
= 351 V are connected as shown in the diagram below.
%3D
R1
R2
R3
(a) What current flows through R
R21
and R,?
A
A
I2
I3
A
(b) What is the absolute value of the potential difference across R,, R2, and R,?
V
=
V
V
ww
ww
ww
Chapter 28 Solutions
Physics for Scientists and Engineers with Modern, Revised Hybrid (with Enhanced WebAssign Printed Access Card for Physics, Multi-Term Courses)
Ch. 28.1 - To maximize the percentage of the power from the...Ch. 28.2 - With the switch in the circuit of Figure 27.4a...Ch. 28.2 - With the switch in the circuit of Figure 27.6a...Ch. 28.2 - Prob. 28.4QQCh. 28.4 - Consider the circuit in Figure 27.17 and assume...Ch. 28 - Prob. 1OQCh. 28 - Prob. 2OQCh. 28 - Prob. 3OQCh. 28 - Prob. 4OQCh. 28 - Prob. 5OQ
Ch. 28 - Prob. 6OQCh. 28 - Prob. 7OQCh. 28 - Prob. 8OQCh. 28 - Prob. 9OQCh. 28 - Prob. 10OQCh. 28 - Prob. 11OQCh. 28 - Prob. 12OQCh. 28 - Prob. 13OQCh. 28 - Prob. 14OQCh. 28 - Prob. 15OQCh. 28 - Prob. 1CQCh. 28 - Prob. 2CQCh. 28 - Why is it possible for a bird to sit on a...Ch. 28 - Prob. 4CQCh. 28 - Prob. 5CQCh. 28 - Prob. 6CQCh. 28 - Prob. 7CQCh. 28 - Prob. 8CQCh. 28 - Is the direction of current in a battery always...Ch. 28 - Prob. 10CQCh. 28 - Prob. 1PCh. 28 - Two 1.50-V batterieswith their positive terminals...Ch. 28 - An automobile battery has an emf of 12.6 V and an...Ch. 28 - Prob. 4PCh. 28 - Prob. 5PCh. 28 - Prob. 6PCh. 28 - Prob. 7PCh. 28 - Prob. 8PCh. 28 - Prob. 9PCh. 28 - Prob. 10PCh. 28 - Prob. 11PCh. 28 - Prob. 12PCh. 28 - Prob. 13PCh. 28 - Prob. 14PCh. 28 - Prob. 15PCh. 28 - Prob. 16PCh. 28 - Prob. 17PCh. 28 - Prob. 18PCh. 28 - Prob. 19PCh. 28 - Why is the following situation impossible? A...Ch. 28 - Prob. 21PCh. 28 - Prob. 22PCh. 28 - Prob. 23PCh. 28 - Prob. 24PCh. 28 - Prob. 25PCh. 28 - The following equations describe an electric...Ch. 28 - Prob. 27PCh. 28 - Prob. 28PCh. 28 - Prob. 29PCh. 28 - Prob. 30PCh. 28 - Prob. 31PCh. 28 - Prob. 32PCh. 28 - Prob. 33PCh. 28 - Prob. 34PCh. 28 - Prob. 35PCh. 28 - Prob. 36PCh. 28 - An uncharged capacitor and a resistor are...Ch. 28 - Prob. 38PCh. 28 - Prob. 39PCh. 28 - A 10.0-F capacitor is charged by a 10.0-V battery...Ch. 28 - Prob. 41PCh. 28 - Prob. 42PCh. 28 - Prob. 43PCh. 28 - Prob. 44PCh. 28 - A charged capacitor is connected to a resistor and...Ch. 28 - Prob. 46PCh. 28 - Prob. 47PCh. 28 - Prob. 48PCh. 28 - Prob. 49APCh. 28 - Prob. 50APCh. 28 - Prob. 51APCh. 28 - Prob. 52APCh. 28 - Prob. 53APCh. 28 - Prob. 54APCh. 28 - Prob. 55APCh. 28 - Prob. 56APCh. 28 - Prob. 57APCh. 28 - Why is the following situation impossible? A...Ch. 28 - Prob. 59APCh. 28 - Prob. 60APCh. 28 - When two unknown resistors are connected in series...Ch. 28 - Prob. 62APCh. 28 - Prob. 63APCh. 28 - A power supply has an open-circuit voltage of 40.0...Ch. 28 - Prob. 65APCh. 28 - Prob. 66APCh. 28 - Prob. 67APCh. 28 - Prob. 68APCh. 28 - Prob. 69APCh. 28 - Prob. 70APCh. 28 - Prob. 71APCh. 28 - Prob. 72APCh. 28 - A regular tetrahedron is a pyramid with a...Ch. 28 - An ideal voltmeter connected across a certain...Ch. 28 - Prob. 75APCh. 28 - Prob. 76APCh. 28 - Prob. 77APCh. 28 - Prob. 78APCh. 28 - Prob. 79APCh. 28 - Prob. 80APCh. 28 - Prob. 81APCh. 28 - Prob. 82CPCh. 28 - Prob. 83CP
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- A regular tetrahedron is a pyramid with a triangular base and triangular sides as shown in Figure P28.73. Imagine the six straight lines in Figure P28.73 are each 10.0- resistors, with junctions at the four vertices. A 12.0-V battery is connected to any two of the vertices. Find (a) the equivalent resistance of the tetrahedron between these vertices and (b) the current in the batten.arrow_forwardla. This resistor has a resistance of 48002, and 32mA of current flows to the left into it. The right end of the resistor is at a potential of VR= 12.5V. What is the potential difference AV across the resistor? - VL? resistor 1b. What is the potential VL of the left end of the resistor? 1c. What is the power output by the resistor? R = 4800 1d. What is the current that flows out of the resistor? I = 32mA o at io. - VR=12.5V or gads di ei tedw $70 a vrutsd ads to bas ovisyon siis liszugarrow_forwardThree resistors R, = 89.7 N, R, = 21.5 N, R, = 70.0 N, and two batteries E, = 40.0 V, and E, = 364 V are connected as shown in the diagram below. R1 R3 (a) What current flows through R,, R2, and R3? A I2 I3 A %3D A (b) What is the absolute value of the potential difference across R,, R,, and R,? V V V ww I| || ||arrow_forward
- Three resistors R1 = 85.7 N, R2 = 20.8 N, R3 = 70.0 2, and two batteries ɛ1 = 40.0 V, and ɛ2 = 366 V are connected as shown in the diagram below. R2 (a) What current flows through R1, R2, and R3? I = A I2 = A I3 = A (b) What is the absolute value of the potential difference across R1, R2, and R3? JAVR1| = V JAVR21 = V JAVR3| Varrow_forward4.00 kn R3 3. Using Kirchhoff's rules, T70.0 V v 80.0 V a. Find the current in each resistor shown in the figure R2 3.00 k2 b. Find the potential diffrences between points c and f. 2.00 k2 a f R1arrow_forwardR1 R1 R2 E1 R1 R1 2. Based on the figure above, if the resistors are given a value of R1 = 1N and R2 = 2N with batteries of Ei = 2 V and E2 = E3 = 3V, determine the currents through each battery. What is the potential difference between points a and b?arrow_forward
- la. This resistor has a resistance of 48002, and 32mA of current flows to the left into it. The right end of the resistor is at a potential of VR= 12.5V. What is the potential difference AV across the resistor? 1b. What is the potential VL of the left end of the resistor? 1c. What is the power output by the resistor? VLP 1d. What is the current that flows out of the resistor? resistor R=4800 I I= 32mA VR=12.5Varrow_forwardConsider the three resistors R1 = 12 Ω, R2 = 39 Ω, and R3 = 78 Ω in the configuration shown in the figure. A potential difference ΔV = 1.5 V is applied between A and B. A. Calculate the numerical value of I2 in A. B. Calculate the numerical value of I3 through R3.arrow_forwardWhat is the current in resistor R1, R2, R3, R4, R5 and What is the absolute value of the potential difference between the points P and P ′ ?arrow_forward
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