University Physics with Modern Physics (14th Edition)
14th Edition
ISBN: 9780321973610
Author: Hugh D. Young, Roger A. Freedman
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 24, Problem 24.46P
A parallel-plate air capacitor is made by using two plates 12 cm square, spaced 3.7 mm apart. It is connected to a 12-V battery, (a) What is the capacitance? (b) What is the charge on each plate? (c) What is the electric field between the plates? (d) What is the energy stored in the capacitor? (e) If the battery is disconnected and then the plates are pulled apart to a separation of 7.4 mm, what are the answers to parts (a)–(d)?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Chapter 24 Solutions
University Physics with Modern Physics (14th Edition)
Ch. 24.1 - A capacitor has vacuum in the space between the...Ch. 24.2 - You want to connect a 4-F capacitor and an 8-F...Ch. 24.3 - You want to connect a 4-F capacitor and an 8-F...Ch. 24.4 - The space between the plates of an isolated...Ch. 24.5 - A parallel-plate capacitor has charges Q and Q on...Ch. 24.6 - A single point charge q is embedded in a very...Ch. 24 - Equation (24.2) shows that the capacitance of a...Ch. 24 - Suppose several different parallel-plate...Ch. 24 - Suppose the two plates of a capacitor have...Ch. 24 - To store the maximum amount of energy in a...
Ch. 24 - In the parallel-plate capacitor of Fig. 24.2,...Ch. 24 - A parallel-plate capacitor is charged by being...Ch. 24 - A parallel-plate capacitor is charged by being...Ch. 24 - Two parallel-plate capacitors, identical except...Ch. 24 - The charged plates of a capacitor attract each...Ch. 24 - You have two capacitors and want to connect them...Ch. 24 - As shown in Table 24.1, water has a very large...Ch. 24 - Is dielectric strength the same thing as...Ch. 24 - A capacitor made of aluminum foil strips separated...Ch. 24 - Suppose you bring a slab of dielectric close to...Ch. 24 - The freshness of fish can be measured by placing a...Ch. 24 - Electrolytic capacitors use as their dielectric an...Ch. 24 - In terms of the dielectric constant K, what...Ch. 24 - A parallel-plate capacitor is connected to a power...Ch. 24 - Liquid dielectrics that have polar molecules (such...Ch. 24 - A conductor is an extreme case of a dielectric,...Ch. 24 - The two plates of a capacitor are given charges Q....Ch. 24 - The plates of a parallel-plate capacitor are 2.50...Ch. 24 - The plates of a parallel-plate capacitor are 3.28...Ch. 24 - A parallel-plate air capacitor of capacitance 245...Ch. 24 - Cathode-ray-tube oscilloscopes have parallel metal...Ch. 24 - A 10.0-F parallel-plate capacitor with circular...Ch. 24 - A 5.00-F parallel-plate capacitor is connected to...Ch. 24 - A parallel-plate air capacitor is to store charge...Ch. 24 - A 5.00-pF, parallel-plate, air-filled capacitor...Ch. 24 - A capacitor is made from two hollow, coaxial, iron...Ch. 24 - A cylindrical capacitor consists of a solid inner...Ch. 24 - A spherical capacitor contains a charge of 3.30 nC...Ch. 24 - A cylindrical capacitor has an inner conductor of...Ch. 24 - A spherical capacitor is formed from two...Ch. 24 - Figure E24.14 shows a system of four capacitors,...Ch. 24 - BIO Electric Eels. Electric eels and electric fish...Ch. 24 - For the system of capacitors shown in Fig. E24.16,...Ch. 24 - In Fig. E24.17, each capacitor has C = 4.00 F and...Ch. 24 - In Fig. 24.8a, let C1 = 3.00 F, C2 = 5.00F, and...Ch. 24 - In Fig. 24.9a, let C1 = 3.00 F, C2 = 5.00 F, and...Ch. 24 - In Fig. E24.20, C1 = 6.00 F, C2 = 3 00 F, and C3 =...Ch. 24 - For the system of capacitors shown in Fig. E24.21,...Ch. 24 - Suppose the 3-F capacitor in Fig. 24.10a were...Ch. 24 - 5.80-F, parallel-plate, air capacitor has a plate...Ch. 24 - A parallel-plate air capacitor has a capacitance...Ch. 24 - An air capacitor is made from two flat parallel...Ch. 24 - A parallel-plate vacuum capacitor has 8.38 J of...Ch. 24 - You have two identical capacitors and an external...Ch. 24 - For the capacitor net-work shown in Fig. E24.28,...Ch. 24 - For the capacitor net-work shown in Fig. E24.29,...Ch. 24 - A 0.350-m-long cylindrical capacitor consists of a...Ch. 24 - A cylindrical air capacitor of length 15.0 m...Ch. 24 - A capacitor is formed from two concentric...Ch. 24 - A 12.5-F capacitor is connected to a power supply...Ch. 24 - A parallel-plate capacitor has capacitance C0 =...Ch. 24 - Two parallel plates have equal and opposite...Ch. 24 - A budding electronics hobbyist wants to make a...Ch. 24 - The dielectric to be used in a parallel-plate...Ch. 24 - BIO Potential in Human Cells. Some cell walls in...Ch. 24 - A constant potential difference of 12 v is...Ch. 24 - Polystyrene has dielectric constant 2.6 and...Ch. 24 - When a 360-nF air capacitor (1 nF = 109F) is...Ch. 24 - A parallel-plate capacitor has capacitance C =...Ch. 24 - A parallel-plate capacitor has the volume between...Ch. 24 - A parallel-plate capacitor has plates with area...Ch. 24 - Electronic flash units for cameras contain a...Ch. 24 - A parallel-plate air capacitor is made by using...Ch. 24 - In one type of computer keyboard, each key holds a...Ch. 24 - BIO Cell Membranes. Cell membranes (the walled...Ch. 24 - A 20.0-F capacitor is charged to a potential...Ch. 24 - In Fig. 24.9a, let C1 = 9.0 F, C2 = 4.0 F, and Vab...Ch. 24 - For the capacitor network shown in Fig. P24.51,...Ch. 24 - In Fig. E24.17, C1 = 6.00 F, C2 = 3.00 F, C3 =...Ch. 24 - In Fig. P24.53, C1 = C5 = 8.4 F and C2 = C3 = C4 =...Ch. 24 - Current materials-science technology allows...Ch. 24 - In Fig. E24.20, C1 = 3.00 F and Vab = 150 V. The...Ch. 24 - The capacitors in Fig. P24.56 are initially...Ch. 24 - Three capacitors having capacitances of 8.4, 8.4,...Ch. 24 - Capacitance of a Thundercloud. The charge center...Ch. 24 - In Fig. P24.59, each capacitance C1 is 6.9 F, and...Ch. 24 - Each combination of capacitors between points a...Ch. 24 - A parallel-plate capacitor with only air between...Ch. 24 - An air capacitor is made by using two flat plates,...Ch. 24 - A potential difference Vab = 48.0 V is applied...Ch. 24 - CALC The inner cylinder of a long, cylindrical...Ch. 24 - A parallel-plate capacitor has square plates that...Ch. 24 - A parallel-plate capacitor is made from two plates...Ch. 24 - Three square metal plates A, B, and C, each 12.0...Ch. 24 - A fuel gauge uses a capacitor to determine the...Ch. 24 - DATA Your electronics company has several...Ch. 24 - DATA You are designing capacitors for various...Ch. 24 - DATA You are conducting experiments with an...Ch. 24 - Two square conducting plates with sides of length...Ch. 24 - BIO THE ELECTRIC EGG. Upon fertilization, the eggs...Ch. 24 - Suppose that the egg has a diameter of 200 m. What...Ch. 24 - Suppose that the change in Vm was caused by the...Ch. 24 - What is the minimum amount of work that must be...
Additional Science Textbook Solutions
Find more solutions based on key concepts
The genes dumpy (dp), clot (cl), and apterous (ap) are linked on chromosome II of Drosophila. In a series of tw...
Concepts of Genetics (12th Edition)
Plants use the process of photosynthesis to convert the energy in sunlight to chemical energy in the form of su...
Campbell Essential Biology (7th Edition)
15.1 What purpose do the bla and lacZ genes serve in the plasmid vector ?
Genetic Analysis: An Integrated Approach (3rd Edition)
2. Define equilibrium population. Outline the conditions that must be met for a population to stay in genetic e...
Biology: Life on Earth (11th Edition)
If someone at the other end of a room smokes a cigarette, you may breathe in some smoke. The movement of smoke ...
Campbell Essential Biology with Physiology (5th Edition)
WHAT IF? Consider two species that diverged while geographically separated but resumed contact before reproduct...
Campbell Biology in Focus (2nd 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
- What If? The two capacitors of Problem 13 (C1 = 5.00 F and C2 = 12.0 F) are now connected in series and to a 9.00-Y battery. Find (a) the equivalent capacitance of the combination. (b) the potential difference across each capacitor, and (c) the charge on each capacitor.arrow_forwardA parallel-plate capacitor is charged and then is disconnected from the battery. By what factor does the stored energy change when the plate separation is then doubled? (a) It becomes four times larger. (b) It becomes two times larger. (c) It stays the same. (d) It becomes one-half as large. (e) It becomes one-fourth as large.arrow_forwardWhat is the maximum charge that can be stored on the 8.00-cm2 plates of an air-filled parallel-plate capacitor beforebreakdown occurs? The dielectric strength of air is 3.00 MV/m.arrow_forward
- An electronics technician wishes to construct a parallel plate capacitor using rutile ( = 100) as the dielectric. The area of the plates is 1.00 cm2. What is the capacitance if the rutile thickness is 1.00 mm? (a) 88.5 pF (b) 177 pF (c) 8.85 F (d) 100 F (e) 35.4 Farrow_forwardCheck Your Understanding The potential difference across a 5.0-pF capacitor is 0.40 V. (a) What is the energy stored in this capacitor? (b) The potential difference is now increased to 1.20 V. By what factor is the stored energy increased?arrow_forwardA spherical capacitor consists of a spherical conducting shell of radius b and charge 2Q that is concentric with a smaller conducting sphere of radius a and charge +Q (Fig. P20.36). (a) Show that its capacitance is C=abke(ba) (b) Show that as b approaches infinity, the capacitance approaches the value a/ke = 40a. Figure P20.36arrow_forward
- A capacitor is designed so that one plate is large and the other is small. If the plates are connected to a battery, (a) the large plate has a greater charge than the small plate, (b) the large plate has less charge than the small plate, or (c) the plates have equal, but opposite, charge.arrow_forwardA variable air capacitor used in a radio tuning circuit is made of N semicircular plates, each of radius R and positioned a distance d from its neighbors, to which it is electrically connected. As shown in Figure P20.38, a second identical set of plates is enmeshed with the first set. Each plate in the second set is halfway between two plates of the first set. The second set can rotate as a unit. Determine the capacitance as a function of the angle of rotation , where = 0 corresponds to the maximum capacitance. Figure P20.38arrow_forwardA parallel-plate capacitor has square plates that are 8.00 cm on each side and 3.80 mm apart. The space between the plates is completely filled with two square slabs of dielectric, each 8.00 cm on a side and 1.90 mm thick. One slab is Pyrex glass and the other slab is polystyrene. If the potential difference between the plates is 86.0 V, find how much electrical energy can be stored in this capacitor.arrow_forward
- (i) Rank the following five capacitors from greatest to smallest capacitance, noting any cases of equality, (a) a 20-F capacitor with a 4-V potential difference between its plates (b) a 30-F capacitor with charges of magnitude 90 C on each plate (c) a capacitor with charges of magnitude 80 C on its plates, differing by 2 V in potential. (d) a 10-F capacitor storing energy 125 J (e) a capacitor storing energy 250 J with a 10-V potential difference (ii) Rank the same capacitors in part (i) from largest to smallest according to the potential difference between the plates, (iii) Rank the capacitors in part (i) in the order of the magnitudes of the charges on their plates, (iv) Rank the capacitors in part (i) in the order of the energy they store.arrow_forwardFour capacitors are connected as shown in Figure P20.45. (a) Find the equivalent capacitance between points a and b. (b) Calculate the charge on each capacitor, taking Vab = 15.0 V. Figure P20.45arrow_forwardEarth can be considered as a spherical capacitor with two plates, where the negative plate is the surface of Earth and the positive plate is the bottom of the ionosphere, which is located at an altitude of approximately 70 km. The potential difference between Earth’s surface and the ionosphere is about 350,000 V. (a) Calculate the capacitance of this system, (b) Find the total charge on this capacitor, (c) Find the energy stored in this system.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
College PhysicsPhysicsISBN:9781285737027Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...PhysicsISBN:9781305116399Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...
Physics
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics Capacitor & Capacitance part 7 (Parallel Plate capacitor) CBSE class 12; Author: LearnoHub - Class 11, 12;https://www.youtube.com/watch?v=JoW6UstbZ7Y;License: Standard YouTube License, CC-BY