Physics for Scientists and Engineers (Chaps 1-38)
4th Edition
ISBN: 9780132275590
Author: Douglas C. Giancoli
Publisher: Addison-Wesley
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 24, Problem 18P
(II) A large metal sheet of thickness ℓ is placed between, and parallel to, the plates of the parallel-plate capacitor of Fig. 24–4. It does not touch the plates, and extends beyond their edges. (a) What is now the net capacitance in terms of A, d, and ℓ? (b) If ℓ = 0.40 d, by what factor does the capacitance change when the sheet is inserted?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Suppose one of the plates of a parallel-plate capacitor was moved so that the area of overlap was reduced by half, but they are still parallel. How would this affect the capacitance?
Check Your Understanding The radius of the outer sphere of a spherical capacitor is five times the radius of its inner shell. What are the dimensions of this capacitor if its capacitance is 5.00 pF?
3.59 cm, 17.98 cm
Calculate the capacitance of a parallel plate capacitor whose plates are 30cmx2.0cm and are separated by 2.00mm air gap?
Chapter 24 Solutions
Physics for Scientists and Engineers (Chaps 1-38)
Ch. 24.1 - Graphs for charge versus voltage are shown in Fig....Ch. 24.2 - Two circular plates of radius 5.0 cm are separated...Ch. 24.2 - What is the capacitance per unit length of a...Ch. 24.3 - Consider two identical capacitors C1 = C2 = 10 F....Ch. 24.5 - Return to the Chapter-Opening Question, page 628,...Ch. 24 - Suppose two nearby conductors carry the same...Ch. 24 - Suppose the separation of plates d in a...Ch. 24 - Suppose one of the plates of a parallel-plate...Ch. 24 - When a battery is connected to a capacitor, why do...Ch. 24 - Describe a sample method of measuring 0 using a...
Ch. 24 - Suppose three identical capacitors are connected...Ch. 24 - A large copper sheet of thickness is placed...Ch. 24 - The parallel plates of an isolated capacitor carry...Ch. 24 - How does the energy in a capacitor change if (a)...Ch. 24 - If the voltage across a capacitor is doubled, the...Ch. 24 - An isolated charged capacitor has horizontal...Ch. 24 - Suppose a battery remains connected to the...Ch. 24 - How does the energy stored in a capacitor change...Ch. 24 - For dielectrics consisting of polar molecules, how...Ch. 24 - A dielectric is pulled out from between the plates...Ch. 24 - We have seen that the capacitance C depends on the...Ch. 24 - What value might we assign to the dielectric...Ch. 24 - (I) The two plates of a capacitor hold +2800 C and...Ch. 24 - (I) How much charge flows from a 12.0-V battery...Ch. 24 - (I) The potential difference between two short...Ch. 24 - (I) The charge on a capacitor increases by 26 C...Ch. 24 - (II) A 7.7-F capacitor is charged by a 125-V...Ch. 24 - (II) An isolated capacitor C1 carries a charge Q0....Ch. 24 - (II) It takes 15 J of energy to move a 0.20-mC...Ch. 24 - (II) A 2.70-F capacitor is charged to 475 V and a...Ch. 24 - (II) Compact ultracapacitors with capacitance...Ch. 24 - (II) In a dynamic random access memory (DRAM)...Ch. 24 - (I) To make a 0.40-F capacitor, what area must the...Ch. 24 - (I) What is the capacitance per unit length (F/m)...Ch. 24 - (I) Determine the capacitance of the Earth,...Ch. 24 - (II) Use Gausss law to show that E=0 inside the...Ch. 24 - (II) Dry air will break down if the electric field...Ch. 24 - (II) An electric field of 4.80 105V/m is desired...Ch. 24 - (II) How strong is the electric field between the...Ch. 24 - (II) A large metal sheet of thickness is placed...Ch. 24 - (III) Small distances are commonly measured...Ch. 24 - (III) In an electrostatic air cleaner...Ch. 24 - (I) The capacitance of a portion of a circuit is...Ch. 24 - (I) (a) Six 3.8-F capacitors are connected in...Ch. 24 - (II) Given three capacitors, C1 = 2.0 F, C2 = 1.5...Ch. 24 - (II) Suppose three parallel-plate capacitors,...Ch. 24 - (II) An electric circuit was accidentally...Ch. 24 - (II) Three conducting plates, each of area A, are...Ch. 24 - (II) Consider three capacitors, of capacitance...Ch. 24 - (II) A 0.50-F and a 0.80-F capacitor are connected...Ch. 24 - (II) In Fig. 2423, suppose C1 = C2 = C3 = C4 = C....Ch. 24 - (II) Suppose in Fig. 2423 that C1 = C2 = C3 = 16.0...Ch. 24 - (II) The switch S in Mg. 2424 is connected...Ch. 24 - (II) (a) Determine the equivalent capacitance...Ch. 24 - FIGURE 2425 Problems 32 and 33. (II) Suppose in...Ch. 24 - (II) Two capacitors connected in parallel produce...Ch. 24 - (II) In the capacitance bridge shown m Fig. 2426,...Ch. 24 - (II) Two capacitors, C1 = 3200 pF and C2 = 1800...Ch. 24 - (II) (a) Determine the equivalent capacitance of...Ch. 24 - (II) In Fig. 2427, let C1 = 2.00 F, C2 = 3.00 F,...Ch. 24 - (III) Suppose one plate of a parallel-plate...Ch. 24 - (III) A voltage V is applied to the capacitor...Ch. 24 - (I) 2200 V is applied to a 2800-pF capacitor. How...Ch. 24 - (I) There is an electric field near the Earths...Ch. 24 - (I) How much energy is stored by the electric...Ch. 24 - (II) A parallel-plate capacitor has fixed charges...Ch. 24 - (II) In Fig. 2427, Let V = 10.0 V and C1 = C2 = C3...Ch. 24 - (II) How much energy must a 28-V battery expend to...Ch. 24 - (II) (a) Suppose the outer radius Ra of a...Ch. 24 - (II) A 2.2-F capacitor is charged by a 12.0-V...Ch. 24 - (II) How much work would be required to remove a...Ch. 24 - (II) (a) Show that each plate of a parallel-plate...Ch. 24 - (II) Show that the electrostatic energy stored in...Ch. 24 - (II) When two capacitors are connected in parallel...Ch. 24 - (II) For commonly used CMOS (complementary metal...Ch. 24 - (I) What is the capacitance of two square parallel...Ch. 24 - (II) Suppose the capacitor in Example 2411 remains...Ch. 24 - (II) How much energy would be stored in the...Ch. 24 - (II) In the DRAM computer chip of Problem 10, the...Ch. 24 - (II) A 3500-pF air-gap capacitor is connected to a...Ch. 24 - (II) Two different dielectrics each fill half the...Ch. 24 - (II) Two different dielectrics fill the space...Ch. 24 - (II) Repeat Problem 60 (Fig. 2431) but assume the...Ch. 24 - (II) Two identical capacitors are connected in...Ch. 24 - (III) A slab of width d and dielectric constant K...Ch. 24 - (III) The quantity of liquid (such as cryogenic...Ch. 24 - (II) Show that the capacitor in Example 2412 with...Ch. 24 - (II) Repeat Example 24-12 assuming the battery...Ch. 24 - (II) Using Example 2412 as a model, derive a...Ch. 24 - (II) In Example 2412 what percent of the stored...Ch. 24 - (III) The capacitor shown in Fig. 2434 is...Ch. 24 - (a) A general rule for estimating the capacitance...Ch. 24 - A cardiac defibrillator is used to shock a heart...Ch. 24 - A homemade capacitor is assembled by placing two...Ch. 24 - An uncharged capacitor is connected to a 34.0-V...Ch. 24 - It takes 18.5 J of energy to move a 13.0-mC charge...Ch. 24 - A huge 3.0-F capacitor has enough stored energy to...Ch. 24 - A coaxial cable, Fig. 2435, consists of an inner...Ch. 24 - The electric field between the plates of a...Ch. 24 - Capacitors can be used as electric charge...Ch. 24 - A parallel-plate capacitor is isolated with a...Ch. 24 - In lightning storms, the potential difference...Ch. 24 - A multilayer film capacitor has a maximum voltage...Ch. 24 - A 3.5 F capacitor is charged by a 12.4-V battery...Ch. 24 - The power supply for a pulsed nitrogen laser has a...Ch. 24 - A parallel-plate capacitor has square plates 12 cm...Ch. 24 - The variable capacitance of an old radio tuner...Ch. 24 - A high-voltage supply can be constructed from a...Ch. 24 - A 175-pF capacitor is connected in series with an...Ch. 24 - A parallel-plate capacitor with plate area 2.0 cm2...Ch. 24 - In the circuit shown in Fig. 2437. C1 = 1.0 F, C2...Ch. 24 - The long cylindrical capacitor shown in Fig. 2438...Ch. 24 - A parallel-plate capacitor has plate area A, plate...Ch. 24 - Consider the use of capacitors as memory cells. A...Ch. 24 - To get an idea how big a farad is, suppose you...Ch. 24 - A student wearing shoes with thin insulating soles...Ch. 24 - A parallel-plate capacitor with plate area A = 2.0...Ch. 24 - Let us try to estimate the maximum static...Ch. 24 - Paper has a dielectric constant K = 3.7 and a...Ch. 24 - (II) Six physics students were each given an air...
Additional Science Textbook Solutions
Find more solutions based on key concepts
In an RLC series circuit, the voltage amplitude and frequency of the source are 100 V and 500 Hz, respectively,...
University Physics Volume 2
Express the unit vectors in terms of (that is, derive Eq. 1.64). Check your answers several ways Also work o...
Introduction to Electrodynamics
What types of worlds seem most likely to support surface habitability? What types of worlds might have subsurfa...
Life in the Universe (4th Edition)
How many atoms are in one molecule of H3PO4?
Conceptual Integrated Science
33. Figure Q.13.33 shows a 100 g block of copper (? = 8900 kg/m3) and a 100 g block of aluminum (? 2700 kg/m3) ...
College Physics: A Strategic Approach (3rd Edition)
Explain all answers clearly, with complete sentences and proper essay structure if needed. An asterisk (*) desi...
The Cosmic Perspective Fundamentals (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
- A parallel-plate capacitor with capacitance 5.0F is charged with a 12.0-V battery, after which the battery is disconnected. Determine the minimum work required to increase the separation between the plates by a factor of 3.arrow_forwardCheck Your Understanding When a cylindrical capacitor is given a charge of 0.500 nC, a potential difference of 20.0 V is measured between the cylinders, (a) What is the capacitance of this system? (b) If the cylinders are 1.0 m long, what is the ratio of their radii?arrow_forwardCheck Your Understanding What are the equipotential surfaces for an infinite line charge?arrow_forward
- Check Your Understanding The radius of the outer sphere of a spherical capacitor is five times the radius of its inner shell. What are the dimensions of this capacitor if its capacitance is 5.00 pF?arrow_forwardWould electric potential energy be meaningful if the electric field were not conservative?arrow_forwardSuppose that the capacitance of a variable capacitor can be manually changed from 100 pF to 800 pF by turning a dial, connected to one set of plates by a shaft from 0° to 180°. With the dial set at 180° (corresponding to C — 800 pF), the capacitor is connected to a 500-V source. After charging, the capacitor is disconnected from the source, and the dial is turned to 0°. If friction is negligible, how much work is required to turn the dial from 180° to 0°?arrow_forward
- Check 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_forwardCheck Your Understanding Determine the net capacitance C of each network of capacitors shown below. Assume the C1= 1.0 pF, C2=2.0pF, C3=4.0pF, and C4=5.0 pF. Find the charge on each capacitor, assuming there is a potential difference of 12.0 V across each network.arrow_forwardA capacitor is made up of two long coaxial cylindrical conductorsseparated by a vaccum. If the capacitance per unit length is 97.0 pF/m,the ratio of the radii of the outer cylinder and the inner cylinder is mostnearlyarrow_forward
- Asap like Consider a parallel plate capacitor with a plate area of 74.3 cm^2, a plate separation of 0.239 mm, and a dielectric with K=42.6 between the plates. How much energy is stored in the capacitor if you charge it to 437 volts?arrow_forwardIs there a point along the line joining two equal positivecharges where the electric field is zero? Where the electricpotential is zero? Explain.arrow_forwardCan two equipotential ever surfaces intersect?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
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