Physics for Scientists and Engineers with Modern Physics
4th Edition
ISBN: 9780131495081
Author: Douglas C. Giancoli
Publisher: Addison-Wesley
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 26, Problem 77GP
The current through the 4.0-kΩ resistor in Fig. 26–67 is 3.10 mA. What is the terminal voltage Vba of the “unknown” battery? (There are two answers. Why?)
FIGURE 26–67 Problem 77.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
27-1. In Figure, the ideal batteries have emfs E,= 10.0 V and Ez = 0.500 E, , and the resistances are
each 4.00 2. What is the current in (a) resistance 2 and (b) resistance 3?
ww
R
+18, 8,
-37 In Fig. 27-48, the resistances
are R, = 2.00 N, R, = 5.00 N, and the
battery is ideal. What value of R3
Ra
R3
maximizes the dissipation rate in
resistance 3?
ww
A flashlight bulb rated at 2.0 W and 3.0 V is operated by
a 9.0-V battery. To light the bulb at its
rated voltage and power, a resistor R is
connected in series as shown
in Fig. 19–85. What value
should the resistor have?
R
FIGURE 19-85
Problem 87.
9.0 V
Chapter 26 Solutions
Physics for Scientists and Engineers with Modern Physics
Ch. 26.1 - Repeat Example 261 assuming now that the...Ch. 26.2 - You have a 10- and a 15- resistor. What is the...Ch. 26.3 - Write the equation for the lower loop abcdefga of...Ch. 26.4 - If the jumper cables of Example 2610 were...Ch. 26.5 - In 10 times constants, the charge on the capacitor...Ch. 26 - Explain why birds can sit on power lines safely,...Ch. 26 - Discuss the advantages and disadvantages of...Ch. 26 - If all you have is a 120-V line, would it be...Ch. 26 - Two lightbulbs of resistance R1 and R2 (R2 R1)...Ch. 26 - Household outlets are often double outlets. Are...
Ch. 26 - With two identical lightbulbs and two identical...Ch. 26 - If two identical resistors are connected in series...Ch. 26 - You have a single 60-W bulb on in your room. How...Ch. 26 - When applying Kirchhoffs loop rule (such as in...Ch. 26 - Compare and discuss the formulas for resistors and...Ch. 26 - For what use are batteries connected in series?...Ch. 26 - Can the terminal voltage of a battery ever exceed...Ch. 26 - Explain in detail how you could measure the...Ch. 26 - In an RC circuit, current flows from the battery...Ch. 26 - Given the circuit shown in Fig. 2634, use the...Ch. 26 - Figure 2635 is a diagram of a capacitor (or...Ch. 26 - Design a circuit in which two different switches...Ch. 26 - What is the main difference between an analog...Ch. 26 - What would happen if you mistakenly used an...Ch. 26 - Explain why an ideal ammeter would have zero...Ch. 26 - A voltmeter connected across a resistor always...Ch. 26 - A small battery-operated flashlight requires a...Ch. 26 - Different lamps might have batteries connected in...Ch. 26 - Prob. 1PCh. 26 - (I) Four 1.50-V cells are connected in series to a...Ch. 26 - (II) A 1.5-V dry cell can be tested by connecting...Ch. 26 - (II) What is the internal resistance of a 12.0-V...Ch. 26 - (I) A 650- and a 2200- resistor are connected in...Ch. 26 - (I) Three 45- lightbulbs and three 65- lightbulbs...Ch. 26 - (I) Suppose that you have a 680-, a 720-, and a...Ch. 26 - (I) How many 10- resistors must be connected in...Ch. 26 - (II) Suppose that you have a 9.0-V battery and you...Ch. 26 - Three 1.70-k resistors can be connected together...Ch. 26 - (II) A battery with an emf of 12.0 V shows a...Ch. 26 - (II) Eight identical bulbs are connected in series...Ch. 26 - (II) Eight bulbs are connected in parallel to a...Ch. 26 - (II) The performance of the starter circuit in an...Ch. 26 - (II) A close inspection of an electric circuit...Ch. 26 - (II) Determine (a) the equivalent resistance of...Ch. 26 - (II) A 75-W, 110-V bulb is connected in parallel...Ch. 26 - (II) (a) Determine the equivalent resistance of...Ch. 26 - (II) Whal is the net resistance of the circuit...Ch. 26 - (II) Calculate the current through each resistor...Ch. 26 - (II) The two terminals of a voltage source with...Ch. 26 - (II) Two resistors when connected in series to a...Ch. 26 - (III) Three equal resistors (R) are connected to a...Ch. 26 - (III) A 2.8-k and a 3.7-k resistor are connected...Ch. 26 - (III) Consider the network of resistors shown in...Ch. 26 - (III) You are designing a wire resistance heater...Ch. 26 - (I) Calculate the current in the circuit of Fig....Ch. 26 - (II) Determine the terminal voltage of each...Ch. 26 - (II) For the circuit shown in Fig. 2647, find the...Ch. 26 - (II) (a) A network of five equal resistors R is...Ch. 26 - (II) (a) What is the potential difference between...Ch. 26 - (II) Calculate the currents in each resistor of...Ch. 26 - (II) Determine the magnitudes and directions of...Ch. 26 - (II) Determine the magnitudes and directions of...Ch. 26 - (II) A voltage V is applied to n identical...Ch. 26 - (III) (a) Determine the currents I1, I2, and I3 in...Ch. 26 - (III) What would the current I1 be in Fig. 2653 if...Ch. 26 - (III) Determine the current through each of the...Ch. 26 - (III) If the 25- resistor in Fig. 2654 is shorted...Ch. 26 - (III) Twelve resistors, each of resistance R, are...Ch. 26 - (III) Determine the net resistance in Fig. 2656...Ch. 26 - (II) Suppose two batteries, with unequal emfs of...Ch. 26 - (I) Estimate the range of resistance needed to...Ch. 26 - (II) In Fig. 2658 (same as Fig. 2617a), the total...Ch. 26 - (II) Two 3.8-F capacitors, two 2.2-k resistors,...Ch. 26 - (II) How long does it take for the energy stored...Ch. 26 - (II) A parallel-plate capacitor is filled with a...Ch. 26 - (II) The RC circuit of Fig. 2659 (same as Fig....Ch. 26 - (II) Consider the circuit shown in Fig. 2660,...Ch. 26 - (III) Determine the time constant for charging the...Ch. 26 - (III) Two resistors and two uncharged capacitors...Ch. 26 - (III) Suppose the switch S in Fig. 2662 is closed....Ch. 26 - (I) An ammeter has a sensitivity of 35,00 /V. What...Ch. 26 - (I) What is the resistance of a voltmeter on the...Ch. 26 - (II) A galvanometer has a sensitivity of 45 k/V...Ch. 26 - (II) A galvanometer has an internal resistance of...Ch. 26 - (II) A particular digital meter is based on an...Ch. 26 - (II) A milliammeter reads 25 mA full scale. It...Ch. 26 - (II) A 45-V battery of negligible internal...Ch. 26 - (II) An ammeter whose internal resistance is 53 ...Ch. 26 - (II) A battery with E=12.0V and internal...Ch. 26 - (II) A 12.0-V battery (assume the internal...Ch. 26 - (III) Two 9.4-k resistors are placed in series and...Ch. 26 - (III) When the resistor R in Fig. 2664 is 35 , the...Ch. 26 - Suppose that you wish to apply a 0.25-V potential...Ch. 26 - A three-way lightbulb can produce 50 W, 100 W, or...Ch. 26 - Suppose you want to run some apparatus that is 65...Ch. 26 - For the circuit shown in Fig. 2618a, show that the...Ch. 26 - A heart pacemaker is designed to operate at 72...Ch. 26 - Prob. 70GPCh. 26 - A Wheatstone bridge is a type of bridge circuit...Ch. 26 - An unknown length of platinum wire 1.22 mm in...Ch. 26 - The internal resistance of a 1.35-V mercury cell...Ch. 26 - How many 12-W resistors, each of the same...Ch. 26 - A solar cell, 3.0 cm square, has an output of 350...Ch. 26 - A power supply has a fixed output voltage of 12.0...Ch. 26 - The current through the 4.0-k resistor in Fig....Ch. 26 - A battery produces 40.8 V when 7.40 A is drawn...Ch. 26 - In the circuit shown in Fig. 2668, the 33-...Ch. 26 - The current through the 20- resistor in Fig. 2669...Ch. 26 - (a) A voltmeter and an ammeter can be connected as...Ch. 26 - (a) What is the equivalent resistance of the...Ch. 26 - A flashlight bulb rated at 2.0 W and 3.0 V is...Ch. 26 - Some light-dimmer switches use a variable resistor...Ch. 26 - A potentiometer is a device to precisely measure...Ch. 26 - Electronic devices often use an RC circuit to...Ch. 26 - The circuit shown in Fig. 2676 is a primitive...Ch. 26 - Determine the current in each resistor of the...Ch. 26 - In the circuit shown in Fig. 2678, switch S is...Ch. 26 - Figure 2679 shows the circuit for a simple...Ch. 26 - Measurements made on circuits that contain large...Ch. 26 - A typical voltmeter has an internal resistance of...Ch. 26 - (II) An RC series circuit contains a resistor R =...
Additional Science Textbook Solutions
Find more solutions based on key concepts
8.98 A 12.0-kg shell is launched at an angle of 55.0° above the horizontal with an initial speed of 150 m/s. At...
University Physics (14th Edition)
30 (Il) Calculate the electric field at the center of a square 42.5 cm on a side if one corner is occupied by a...
Physics: Principles with Applications
Choose the best answer to each of the following. Explain your reasoning. What would stars be like if hydrogen h...
The Cosmic Perspective Fundamentals (2nd Edition)
The pV-diagram of the Carnot cycle.
Sears And Zemansky's University Physics With Modern Physics
Q3.11 In uniform circular motion, how does the acceleration change when the speed is increased by a factor of 3...
University Physics with Modern Physics (14th Edition)
Youre the product safety officer for a company that makes cycling accessories. Youre given a new design for a b...
Essential University Physics: Volume 1 (3rd Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- (III) (a) Determine the currents I, 1,, and Iz in Fig. 19–61. Assume the internal resistance of each battery is r = 1.0 N. (b) What is the terminal voltage of the 6.0-V battery? 12.0 V 22 Ω 12 2 28 Ω |12.0 V 11Ω 16 2 FIGURE 19–61 Problems 34 and 35. 6.0 V I3 wwarrow_forward(II) Suppose two batteries, with unequal emfs of 2.00 V and 3.00 V, are connected as shown in Fig. 19–62. If each internal resistance is r = 0.350 N, and R = 4.00 N, what is the voltage R= 4.00 2 E= 2.00 V across the resistor R? FIGURE 19–62 Problem 36. E = 3.00 v"arrow_forward(b) 50 2 shown in the Figure Q11(b). Find the equivalent resistance across AB. (i) (ii) Find the voltage VAB across AB. 15v Vs Rs R2 A B R1 R3 R1 = 20 92, R2 = 30 2 and R3 = + VABarrow_forward
- Te-Learning Portal Courses - Reports e-Services ▼ Academic Departments - ETC - CIMS Salim During an experiment to verify Ohm's law, the voltage supplied and the current through a circuit are measured. [Voltage is measured in Volt (V) and current in Ampere (A)]. ww R on Battery The measured value of the current is I = 3.1 ± 0.2 A and that of the voltage is V = 14 0.5 V. The resistance of the circuit (in N) can be calculated using the formula, R = V/I, Calculate the, a) Resistance (in 2) = b) Fractional uncertainty in the resistance = c) Absolute uncertainty (in 2) in the resistance=arrow_forward- (III) (a) A network of five equal resistors R is connected to a battery & as shown in Fig. 19–60. Determine the current I that flows out of the R battery. (b) Use the value determined for I to find the wwww W R ww single resistor Req that is equivalent R R to the five-resistor R network. FIGURE 19-60 Problem 33.arrow_forward(II) For the circuit shown in Fig. 19–55, find the potential difference between points a and b. Each resistor has R R = 160 N and each bat- tery is 1.5 V. a 1.5 V• R: R R 1.5 V FIGURE 19-55 Problem 27. barrow_forward
- (II) What is the net resistance of the circuit connected to the battery in Fig. 19–50? R R C ww B ww R V R FIGURE 19-50 R A Problems 19 and 20. wwarrow_forward4) Based on the circuit to the right answer the folowing questbons, SHOW ALL WORK ourrent flows h STEADY STATE (a) The equivalent capacitance and resistance is 20uF c2 (1) (11) () (iv) 26ul, 19kn 5.0uF, 6.0kn 2 5.F. 3 Oko 12V R1 15uF, 14k) 30arrow_forward(III) When the resistor R in Fig. 19-73 is 35 N, the high- resistance voltmeter reads 9.7 V. When R is replaced by a 14.0-N resistor, the voltmeter reading drops to 8.1 V. What are the emf and V internal resistance of the battery? ww R FIGURE 19–73 Problem 66.arrow_forward
- (III) (a) Determine the currents I₁, 12, and I3 in Fig. 19–61. Assume the internal resistance of each battery is r = 1.0. (b) What is the terminal voltage of the 6.0-V battery? r WITH 12.0 V 22 Ω 12 Ω 28 Ω FIGURE 19-61 Problems 34 and 35. 12.0 V 112 r 16 Ω |_ 6.0 V 13arrow_forward5) When three identical resistors are wired in a senses to a battery, the holtage across each resistor is BV. Which of the following is the across each voltage the same battery? @ Iv are wired parallel to qv resistor when they 5 3√V Ⓒarrow_forwardFor the circuit shown in Fig. 19–80, determine (a) the current through the 16-V battery and (b) the potential difference between 13 k2 b 10 k2 a points a and b, Va - Vp. 16 V= - 21 V FIGURE 19-80 Problem 82. 12 V ww 18 k2 12 k2arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
College PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax College
College PhysicsPhysicsISBN:9781285737027Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
College Physics
Physics
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
How To Solve Any Resistors In Series and Parallel Combination Circuit Problems in Physics; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=eFlJy0cPbsY;License: Standard YouTube License, CC-BY