Physics for Scientists and Engineers With Modern Physics
9th Edition
ISBN: 9781133953982
Author: SERWAY, Raymond A./
Publisher: Cengage Learning
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Chapter 28, Problem 35P
To determine
The potential difference across each resistor.
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Find the potential difference across each resistor in Figure P18.29. (R1 = 5.12 N, R2 = 4.30 N, R3 = 2.90 2, R4 = 2.30 0)
V
VR,
%3D
VR2
%3D
VR3
%3D
VRA
V
3.00 V
18.0 V
12.0 V
R,
R, R
R3
Figure P18.29
Calculate the power delivered to each resistor in the circuit shown in Figure P28.15
Four resistors are connected to a battery as shown in the
R,=2R
figure. The current through the battery is I, the battery's
electromotive force (emf) is E = 9.65 V, and the resistor
values are R = R, R2 =
2R, R3
4R, and R = 3R.
!!
R, = R
Find the voltages across each resistor.
R,= 3R
V =
V
V2 =
V
R, = 4R
V3 =
V
V4 =
V.
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Chapter 28 Solutions
Physics for Scientists and Engineers With Modern Physics
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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- The resistance between terminals a and b in Figure P27.36 is 75.0 . If the resistors labeled R have the same value, determine R. Figure P27.36arrow_forwardTwo resistors, R1 = 50 Ω and R2 = 17 Ω are connected in series to a battery providing voltage ΔVbat = 3.1 V. What is the potential difference measured across the resistor R2?arrow_forwardFour resistors are connected to a battery as shown in the R, = 2R figure. The current through the battery is I, the battery's electromotive force (emf) is E = 10.30 V, and the resistor values are R = R, R2 = 2R, R3 = 4R, and R4 = 3R. R, = R Find the voltages across each resistor. R, = 3R V = V V2 = V R, = 4R V3 = V V4 = V ww wwarrow_forward
- consider the circuit shown in figure p28.9. find (a) the current in the 20.0-v resistor and potential differece between point a and barrow_forwardWhat is the time constant of the circuit shown in Figure OQ28.7? Each of the five resistors has resistance R. and each of the five capacitors has capacitance C. The internal resistance of the battery is negligible. (a) RC. (b) 5RC. (c) 10RC (d) 25RC (e) none of those answersarrow_forwardHow long will it take a charged 80 µF capacitor to lose 33% of its initial energy when it is allowed to discharge through a 45 Q resistor? O a. 2.00 ms O b. 0.72 ms O. 1.44 ms O d. 3.99 ms O e. 0.44 msarrow_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? - 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_forward10. In the circuit of Figure Q28.10, is the resistance between points 1 and 2 (a) less than 100 N, (b) between 100 N and 150 N, (c) more than 150 N, or (d) is it not possible to say without knowing the values of all the resistors? Explain. Figure Q28.10 1 2 100 Ω 50 Ω R₁ ww R₂ R3arrow_forwardThree 100 Q resistors are connected as shown in the figure. The maximum power that can safely be delivered to any one resistor is 29.0 W. 100 N 100 N a b 100 N (a) What is the maximum potential difference that can be applied to the terminals a and b? 65.38 X V (b) For the voltage determined in part (a), what is the power delivered to each resistor? resistor on the left W resistor at the top of the loop W resistor at the bottom of the loop W (c) What is the total power delivered to the combination of resistors? 29.04arrow_forward
- How long will it take a charged 80 µF capacitor to lose 63% of its initial energy when it is allowed to discharge through a 45 O resistor? O a. 1.09 ms Ob. 1.66 mS Oc179 mS Od.0.83ms Oe. 3.58 msarrow_forwardThree resistors, R1 = 17.3, R2 = 13.2, R3 = 78, are connected in series across a 16.6 V battery. What is the voltage drop (in Volts) across R1?arrow_forwardIn the circuit pictured, the resistors have values of R1 = 170 Q, R, = 62 Q, and R3 = 130 Q, and the battery has an emf ɛ = 274 V. R R2 R3 A. How much current ibatt, in amperes, goes through the battery? B. What is the current i2, in amperes, through resistor R2?arrow_forward
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