Essential University Physics (3rd Edition)
3rd Edition
ISBN: 9780134202709
Author: Richard Wolfson
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 21.2, Problem 21.2GI
The figure shows a cube of side s in a uniform electric field
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Positive charge Q is uniformly distributed around a semicircle of radius a as shown in Fig.. Find the magnitude and direction of the resulting electric field at point P, the center of curvature of the semicircle.
Find the electric field at
a point of height z on
the perpendicular that
is subtracted from the
center of the circle of
P
radius r carrying a
regular charge density a
in the figure.
Consider a thin-shelled hollow tube of length L, radius R with a uniform surface charge of density ? and with the x axis as its central axis. This can be described by: y2+z2=R2 and 0<= x <= L. What is the elctric field at x0 along the x axis, where x0 > L?
Chapter 21 Solutions
Essential University Physics (3rd Edition)
Ch. 21.1 - Which figure represents the electric field of a...Ch. 21.2 - The figure shows a cube of side s in a uniform...Ch. 21.3 - A spherical surface surrounds an isolated positive...Ch. 21.4 - A spherical shell carries charge Q distributed...Ch. 21.5 - (1) If you're close to a finite line of charge...Ch. 21.6 - (1) If you're close to a finite line of charge...Ch. 21 - Can electric field lines ever cross? Why or why...Ch. 21 - The electric flux through a closed surface is...Ch. 21 - If the flux of the gravitational field through a...Ch. 21 - Under what conditions can the electric flux...
Ch. 21 - Right field lines emerge from a closed surface...Ch. 21 - If a charged particle were released from rest on a...Ch. 21 - In Gausss law, EdA=q0does the field E necessarily...Ch. 21 - In a certain region the electric field points to...Ch. 21 - A point charge is located a fixed distance outside...Ch. 21 - The field of an infinite charged line decreases as...Ch. 21 - Why cant you use Gausss law to determine the field...Ch. 21 - Youre sitting inside an uncharged, hollow...Ch. 21 - Does Gausss law apply to a spherical Gaussian...Ch. 21 - An insulating sphere carries charge spread...Ch. 21 - Why must the electric field be zero inside a...Ch. 21 - The electric field of a flat sheet of charge is...Ch. 21 - In Fig. 21.32, the magnitude of the middle charge...Ch. 21 - Charges +2q and q are near each other. Sketch some...Ch. 21 - The net charge shown in Fig. 21.33 is +Q. Identify...Ch. 21 - A flat surface with area 2.0 m2 is in a uniform...Ch. 21 - Whats the electric field strength in a region...Ch. 21 - A flat surface with area 0.14 m2 lies in the x-y...Ch. 21 - The electric field on the surface of a...Ch. 21 - In the figure with GOT IT? 21.2, take E = 1.75...Ch. 21 - In Fig. 21.8, take the half-cylinders radius and...Ch. 21 - A sock comes out of the dryer with a trillion...Ch. 21 - Whats the electric flux through the closed...Ch. 21 - Interpret This problem involves applying Gauss's...Ch. 21 - A 2.6-C charge is at the center of a cube 7.5 cm...Ch. 21 - The electric field at the surface of a...Ch. 21 - A solid sphere 25 cm in radius carries 14C,...Ch. 21 - A 15-nC point charge is at the center of a thin...Ch. 21 - The electric field strength outside a charge...Ch. 21 - An electron close to a large, Hat sheet of charge...Ch. 21 - Find the field produced by a uniformly charged...Ch. 21 - What surface charge density on an infinite sheet...Ch. 21 - A rod 50 cm long and 1.0 cm in radius carries a...Ch. 21 - Whats the approximate field strength 1 cm above a...Ch. 21 - The disk in Fig. 21.22 has area 0.14 m2 and is...Ch. 21 - What is the electric field strength just outside...Ch. 21 - A net charge of 5.0 C is applied on one side of a...Ch. 21 - A positive point charge q lies at the center of a...Ch. 21 - A total charge of 18 C is applied to a thin,...Ch. 21 - Whats the flux through the hemispherical open...Ch. 21 - An electric field is given byE=E0(y/a)k, where E0...Ch. 21 - The electric field in a certain region is given by...Ch. 21 - A study shows that mammalian red blood cells...Ch. 21 - Positive charge is spread uniformly over the...Ch. 21 - A solid sphere 2.0 cm in radius carries a uniform...Ch. 21 - A point charge of 2Q is at the center of a...Ch. 21 - A friend is working on a biology experiment and...Ch. 21 - A spherical shell of radius 15 cm carries 4.8 C...Ch. 21 - A spherical shell 30 cm in diameter carries 85 C...Ch. 21 - A thick, spherical shell of inner radius a and...Ch. 21 - A long, thin wire carrying 5.6 nC/m runs down the...Ch. 21 - An infinitely long rod of radius R carries a...Ch. 21 - A long, solid rod 4.5 cm in radius carries a...Ch. 21 - If you painted positive charge on the floor, what...Ch. 21 - A charged slab extends infinitely in two...Ch. 21 - A solid sphere 10 cm in radius carries a 40-C...Ch. 21 - A nonconducting square plate 75 cm on a side...Ch. 21 - A 250-nC point charge is placed at the center of...Ch. 21 - An irregular conductor containing an irregular,...Ch. 21 - You measure the electric field strength at points...Ch. 21 - A point charge q is at the center of a spherical...Ch. 21 - A point charge q is at the center of a spherical...Ch. 21 - The volume charge density inside a solid sphere of...Ch. 21 - Figure 21.37 shows a rectangular box with sides 2a...Ch. 21 - The charge density within a charged sphere of...Ch. 21 - Calculate the electric fields in Example 21.2...Ch. 21 - A solid sphere of radius R carries a nonuniform...Ch. 21 - Problem 76 of Chapter 13 explored what happened to...Ch. 21 - An infinitely long solid cylinder of radius R...Ch. 21 - A solid sphere of radius R carries a uniform...Ch. 21 - Repeal Problem 59 for the case where the charge...Ch. 21 - Coaxial cables are widely used with audio-visual...Ch. 21 - A coaxial cable carries equal but opposite charges...Ch. 21 - How does the electric field between the conductors...Ch. 21 - Coaxial cables are widely used with audio-visual...
Additional Science Textbook Solutions
Find more solutions based on key concepts
From what height would you have to drop a car for its impact to be equivalent to a 20-mi/h collision?
Essential University Physics: Volume 1 (3rd Edition)
3. What is free-fall, and why does it make you weightless? Briefly describe why astronauts are weightless in th...
The Cosmic Perspective
Choose the best answer to each of the following. Explain your reasoning. The leading hypothesis for the origin ...
Cosmic Perspective Fundamentals
4. Which dominated Galileo’s way of extending knowledge: philosophical discussion or experiment?
Conceptual Physical Science (6th Edition)
13. A supply plane needs to drop a package of food to scientists working on a glacier in Greenland. The plane f...
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th 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 particle with charge q is located inside a cubical gaussian surface. No other charges are nearby. (i) If the particle is at the center of the cube, what is the flux through each one of the faces of the cube? (a) 0 (b) q/20 (c) q/60 (d) q/80 (e) depends on the size of the cube (ii) If the particle can be moved to any point within the cube, what maximum value can the flux through one face approach? Choose from the same possibilities as in part (i).arrow_forwardA long copper cylindrical shell of inner radius 2 cm and outer radius 3 cm surrounds concentrically a charged long aluminum rod of radius 1 cm with a charge density of 4 pC/m. All charges on the aluminum rod reside at its surface. The inner surface of the copper shell has exactly charge to that of the aluminum rod while the outer surface of the copper shell has the same charge as the aluminum rod. Find the magnitude and direction of the electric field at points that are at the following distances from the center of the aluminum rod: (a) 0.5 cm, (b) 1.5 cm, (c) 2.5 cm, (d) 3.5 cm, and (e) 7 cm.arrow_forwardThe electric field 10.0 cm from the surface of a copper ball of radius 5.0 cm is directed toward the ball's center and has magnitude 4.0102 N/C. How much charge is on the surface of the ball?arrow_forward
- A thin rod is bent into a semicircular arc in the xy plane, of radius R = 50 cm, centered at the origin. The rod bears a uniformly distributed charge Q of -65 x 10-° C. Calculate approximately the electric field at the origin, due to the bent rod. Do this calculation by dividing the rod into five segments of equal size, as shown in the diagram, and modeling each segment as a point charge at the midpoint of the segment (white dots in the diagram). 3 4 2 5 R Part 1 What is E 1 l, the magnitude of the electric field at the observation location due to segment 1? i N/C = What is the unit vector in the direction of the electric field at the observation location due to segment 1? E1 = | ) N/C i Save for Later Attempts: 0 of 4 used Submit Answerarrow_forwardA square surface of area 2 cm2 is in a space of uniform electric field of magnitude 103 N/C . The amount of flux through it depends on how the square is oriented relative to the direction of the electric field. Find theelectric flux through the square, when the normal to it makes the following angles with electric field: (a) 30° , (b) 90° , and (c) 0° . Note that these angles can also be given as 180° + θ .arrow_forwardConsider a point charge q =+22e is located at the origin. Calculate the magnitude and direction of the electric field at the field point with coordinates (–0.345, –0.500) nm. Please include a conclusion for the problem.arrow_forward
- An imaginary closed cube-shaped surface on the L side is in a region where there is a uniform electric field ?. What is the electrical flow through each face of the cube and the total flow through the cube when: (a) it is oriented with two of its faces perpendicular to ? (Figure a) and (b) it undergoes a rotation of an angle θ in around a vertical axis (Figure b).arrow_forwardThe figure shows two concentric insulating thin spherical shells: Sphere 1 of radius R₁ = R cm and a total charge Q₁ = +Q nC. Sphere 2 of radius R₂ = 2R cm and a total charge Q2 = -4Q nC. Take R-25 cm and Q-90 nC E = +Q R E= B 1. Find the magnitude of the net electric field at a distance r= 91 cm from the center of the two spheres. [N/C] 40 2. The net electric filed vector at a distance r= 91 cm from the center of the two spheres is pointing: Ooutward E = 2R 3. Find the magnitude of the net electric field at a distance r= 41 cm from the center of the two spheres. [N/C] Oinward 4. Find the magnitude of the net electric field at a distance r= 21 cm from the Ct...er of the two spheres. → [N/C] 5. What is the direction of the etric field E₂ created by Ring 2 at point P Direction: 6. Write the expression of the electric filed E₂ created by Ring 2 at point P. Ē₂ : > [N/C] 7. If vector E₁ = [N/C] and vector E₂ = [N/C]. Find the net electric filed Enet at point P. Enet = [N/C] > [N/C] 8. If a…arrow_forwardA point charge q=5C is situated at a long distance r=15m on axis from one end of a thin no conducting rod of length L=2m (r≫L) having a charge Q=6C (Uniformly distributed along its length). The magnitude of electric fied at the point charge q will feel is:arrow_forward
- O Macmillan Learning A disk of radius R = 9.54 cm is centered at the origin and lies in the y-z plane. The disk has a surface charge density o = 5.88 × 10-6 C/m². Evaluate the electric field E(x) produced by this disk along the x-axis at point P = (1.55 cm, 0.00 cm). The Coulomb force constant k = 1/(4л€) = 8.99 × 10⁹ Nm²/C². E(P) = N/Carrow_forwardA positively charged ring of radius a is in a plane perpendicular to the x-axis and its center is at the originlocated to be located. The value of the electric field of a point on the x-axis is as follows.arrow_forwardA solid insulating sphere of radius 5 cm carries electric charge uniformly distributed throughout its volume. Concentric with the sphere is a conducting spherical shell with no net charge as shown in the figure below. The inner radius of the shell is 10 cm, and the outer radius is 15 cm. No other charges are nearby. (a) Rank the magnitude of the electric field at points A (at radius 4 cm), B (radius 8 cm), C (radius 12 cm), and D (radius 16 cm) from largest to smallest. Display any cases of equality in your ranking. (Use the letters A, B, C, and D to rank the magnitude. Use only ">" or "=" symbols. Do not include any parentheses around the letters or symbols.) (b) Similarly rank the electric flux through concentric spherical surfaces through points A, B, C, and D. (Use the letters A, B, C, and D to rank the magnitude. Use only ">" or "=" symbols. Do not include any parentheses around the letters or symbols.)arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningPhysics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.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
Electric Fields: Crash Course Physics #26; Author: CrashCourse;https://www.youtube.com/watch?v=mdulzEfQXDE;License: Standard YouTube License, CC-BY