College Physics (10th Edition)
10th Edition
ISBN: 9780321902788
Author: Hugh D. Young, Philip W. Adams, Raymond Joseph Chastain
Publisher: PEARSON
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Chapter 17, Problem 7P
Particles in a gold ring. You have a pure (24-karat) gold ring with mass 17.7 g. Gold has an
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Chapter 17 Solutions
College Physics (10th Edition)
Ch. 17 - Bits of paper are attracted to an electrified comb...Ch. 17 - When you walk across a nylon rug and then touch a...Ch. 17 - What similarities does the electric force have to...Ch. 17 - In a common physics demonstration, a rubber rod is...Ch. 17 - A gold leaf electroscope, which is often used in...Ch. 17 - Show how it is possible for neutral objects to...Ch. 17 - Suppose you have a hollow spherical conductor. Is...Ch. 17 - If an electric dipole is placed in a uniform...Ch. 17 - Why do electric field lines point away from...Ch. 17 - A lightning rod is a pointed copper rod mounted on...
Ch. 17 - A rubber balloon has a single point charge in its...Ch. 17 - Explain how the electric force plays an important...Ch. 17 - Just after two identical point charges are...Ch. 17 - If the electric field is E at a distance d from a...Ch. 17 - Two unequal point charges are separated as shown...Ch. 17 - A spherical balloon contains a charge +Q uniformly...Ch. 17 - An electron is moving horizontally in a laboratory...Ch. 17 - Point P in Figure 17.40 is equidistant from two...Ch. 17 - A hollow conductor carries a net charge of +3Q. A...Ch. 17 - Three equal point charges are held in place as...Ch. 17 - An electric field of magnitude E is measured at a...Ch. 17 - A very small ball containing a charge Q hangs from...Ch. 17 - A point charge Q at the center of a sphere of...Ch. 17 - Two charged small spheres are a distance R apart...Ch. 17 - A positively charged glass rod is brought close to...Ch. 17 - A positively charged rubber rod is moved close to...Ch. 17 - Two iron spheres contain excess charge, one...Ch. 17 - Electrical storms. During an electrical storm,...Ch. 17 - In ordinary laboratory circuits, charges in the C...Ch. 17 - BIO Signal propagation in neurons. Neurons are...Ch. 17 - Particles in a gold ring. You have a pure...Ch. 17 - Two equal point charges of +3.00 106 C are placed...Ch. 17 - The repulsive force between two electrons has a...Ch. 17 - A negative charge of 0.550 C exerts an upward...Ch. 17 - Forces in an atom. The particles in the nucleus of...Ch. 17 - (a) What is the total negative charge, in...Ch. 17 - As you walk across a synthetic-fiber rug on a...Ch. 17 - Two small plastic spheres are given positive...Ch. 17 - An astronaut holds two small aluminum spheres,...Ch. 17 - Two small spheres spaced 20.0 cm apart have equal...Ch. 17 - A 1 kg sphere having a charge of +5 C is placed on...Ch. 17 - If a proton and an electron are released when they...Ch. 17 - Three point charges are arranged on a line. Charge...Ch. 17 - If two electrons are each 1.50 x 1010 m from a...Ch. 17 - Two point charges are located on the y axis as...Ch. 17 - Two point charges are placed on the x axis as...Ch. 17 - Three charges are at the corners of an isosceles...Ch. 17 - BIO Base pairing in DNA, I. The two sides of the...Ch. 17 - BIO Base pairing in DNA, II. Refer to the previous...Ch. 17 - Surface tension. Surface tension is the force that...Ch. 17 - Consider the charges in Figure 17.49. Find the...Ch. 17 - Two unequal charges repel each other with a force...Ch. 17 - In an experiment in space, one proton is held...Ch. 17 - A charge +Q is located at the origin and a second...Ch. 17 - A small object carrying a charge of 8.00 nC is...Ch. 17 - (a) What must the charge (sign and magnitude) of a...Ch. 17 - A uniform electric field exists in the region...Ch. 17 - A particle has a charge of 3.00 nC. (a) Find the...Ch. 17 - The electric field caused by a certain point...Ch. 17 - At a distance of 16 m from a charged particle, the...Ch. 17 - Electric fields in the atom. (a) Within the...Ch. 17 - A proton is traveling horizontally to the right at...Ch. 17 - Two point charges are separated by 25.0 cm (see...Ch. 17 - A point charge of 4.00 nC is at the origin, and a...Ch. 17 - In a rectangular coordinate system, a positive...Ch. 17 - Two particles having charges of +0.500 nC and +8...Ch. 17 - Three negative point charges lie along a line as...Ch. 17 - Torque and force on a dipole. An electric dipole...Ch. 17 - (a) An electron is moving east in a uniform...Ch. 17 - A +20 nC point charge is placed at the origin, and...Ch. 17 - For the dipole shown in Figure 17.53, show that...Ch. 17 - Figure 17.54shows some of the electric field lines...Ch. 17 - A proton and an electron are separated as shown in...Ch. 17 - Sketch electric field lines in the vicinity of two...Ch. 17 - Two point charges Q and +q (where q is positive)...Ch. 17 - Two very large parallel sheets of the same size...Ch. 17 - (a) A closed surface encloses a net charge of 2.50...Ch. 17 - Figure 17.58 shows cross sections of five closed...Ch. 17 - A point charge 8.00 nC is at the center of a cube...Ch. 17 - A charged paint is spread in a very thin uniform...Ch. 17 - (a) How many excess electrons must be distributed...Ch. 17 - An electric dipole consists of charges q and q...Ch. 17 - A total charge of magnitude Q is distributed...Ch. 17 - During a violent electrical storm, a car is struck...Ch. 17 - A neutral conductor completely encloses a hole...Ch. 17 - An irregular neutral conductor has a hollow cavity...Ch. 17 - Three point charges are arranged along the x axis....Ch. 17 - An electron is released from rest in a uniform...Ch. 17 - A charge q1 = +5.00 nC is placed at the origin of...Ch. 17 - A charge of 3.00 nC is placed at the origin of an...Ch. 17 - Point charges of 3.00 nC are situated at each of...Ch. 17 - An electron is projected with an initial speed u0...Ch. 17 - A small 12.3 g plastic ball is tied to a very...Ch. 17 - A 5.00 nC point charge is on the x axis at x =...Ch. 17 - A 9.60 C point charge is at the center of a cube...Ch. 17 - Two point charges q1 and q2 are held 4.00 cm...Ch. 17 - An early model of the hydrogen atom viewed it as...Ch. 17 - Consider a bee with the mean electric charge found...Ch. 17 - What is the best explanation for the observation...Ch. 17 - After one bee left a flower with a positive...Ch. 17 - In a follow-up experiment, a charge of +40 pC was...Ch. 17 - Space radiation shielding. One of the hazards...Ch. 17 - What is the magnitude of just outside the surface...Ch. 17 - Space radiation shielding. One of the hazards...Ch. 17 - Which of the following is true about E inside a...
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- A sphere has a net charge of 8.05 nC, and a negatively charged rod has a charge of 6.03 nC. The sphere and rod undergo a process such that 5.00 109 electrons are transferred from the rod to the sphere. What are the charges of the sphere and the rod after this process?arrow_forwardA circular ring of charge with radius b has total charge q uniformly distributed around it. What is the magnitude of the electric field at the center of the ring? (a) 0 (b) keq/b2 (c) keq2/b2 (d) keq2/b (e) none of those answersarrow_forwarda. Figure 24.22A shows a rod of length L and radius R with excess positive charge Q. The excess charge is uniformly distributed over the entire outside surface of the rod. Write an expression for the surface charge density . Write an expression in terms of for the amount of charge dq contained in a small segment of the rod of length dx. b. Figure 24.22B shows a very narrow rod of length L with excess positive charge Q. The rod is so narrow compared to its length that its radius is negligible and the rod is essentially one-dimensional. The excess charge is uniformly distributed over the length of the rod. Write an expression for the linear charge density . Write an expression in terms of for the amount of charge dq contained in a small segment of the rod of length dx. Compare your answers with those for part (a). Explain the similarities and differences.arrow_forward
- Three charged particles are arranged on corners of a square as shown in Figure OQ19.14, with charge Q on both the particle at the upper left corner and the particle at the lower right corner and with charge +2Q on the particle at the lower left corner. (i) What is the direction of the electric field at the upper right corner, which is a point in empty space? (a) It is upward and to the right. (b) It is straight to the right. (c) It is straight downward. (d) It is downward and to the left. (e) It is perpendicular to the plane of the picture and outward. (ii) Suppose the +2 Q charge at the lower left corner is removed. Then does the magnitude of the field at the upper right corner (a) become larger, (b) become smaller, (c) stay the same, or (d) change unpredictably? Figure OQ19.14arrow_forwardTwo small spherical conductors are suspended from light-weight vertical insulating threads. The conductors are brought into contact (Fig. P23.50, left) and released. Afterward, the conductors and threads stand apart as shown at right. a. What can you say about the charge of each sphere? b. Use the data given in Figure P23.50 to find the tension in each thread. c. Find the magnitude of the charge on each sphere. Figure P23.50arrow_forwardA point charge of 4.00 nC is located at (0, 1.00) m. What is the x component of the electric field due to the point charge at (4.00, 2.00) m? (a) 1.15 N/C (b) 0.864 N/C (c) 1.44 N/C (d) 1.15 N/C (e) 0.864 N/Carrow_forward
- Two solid spheres, both of radius 5 cm, carry identical total charges of 2 C. Sphere A is a good conductor. Sphere B is an insulator, and its charge is distributed uniformly throughout its volume. (i) How do the magnitudes of the electric fields they separately create at a radial distance of 6 cm compare? (a) EA EB = 0 (b) EA EB 0 (c) EA = EB 0 (d) 0 EA EB (e) 0 = EA EB (ii) How do the magnitudes of the electric fields they separately create at radius 4 cm compare? Choose from the same possibilities as in part (i).arrow_forwardIs it possible for a conducting sphere of radius 0.10 m to hold a charge of 4.0 C in air? The minimum field required to break down air and turn it into a conductor is 3.0 106 N/C.arrow_forward(a) Find the total electric field at x = 1.00 cm in Figure 18.52(b) given that q =5.00 nC. (b) Find the total electric field at x = 11.00 cm in Figure 18.52(b). (c) If the charges are allowed to move and eventually be brought to rest by friction, what will the final charge configuration be? (That is, will there be a single charge, double charge; etc., and what will its value(s) he?)arrow_forward
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