Essential University Physics: Volume 2 (3rd Edition)
3rd Edition
ISBN: 9780321976420
Author: Richard Wolfson
Publisher: PEARSON
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Textbook Question
Chapter 21, Problem 22E
A flat surface with area 0.14 m2 lies in the x-y plane, in a uniform electric field
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Calculate the magnitude of the flux of a constant electric field of 5.00 N/C in the z-direction through a rectangle with area 4.00 m2 in the xy-plane
A flat surface with area 4.2 m² lies in the x-y plane, in a uniform electric field E = 3.1 +6.7 j +
9.7 N/C. Find the flux (N-m²/C) through the surface.
A 4.0 cm2 in the x-y plane sits in a uniform electric field E = (2.0 i + 3.0 j + 5.0 k) N/C. Find the electric flux through the square.
Chapter 21 Solutions
Essential University Physics: Volume 2 (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...
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- Suppose the electric field of 5.00 N/C in the z-direction is tilted 60° away from the positive z-direction through a rectangle with area 4.00 m^2 in the xy-plane. Calculate the magnitude of the flux through the same area.arrow_forwardwhat is the magnitude.of the electric flux of a constant E of 4 n/c in the z direction through a rectangle with surface area 4m^2 in the xy planearrow_forwardA charge q = 2.00 µC is placed at the origin in a region where there is already a uniform electric field É = (100 N/C) i . Calculate the flux of the net electric field through a Gaussian sphere of radius R = 10.0 cm centered at the origin. (Eo = 8.85 x 10-12 C²/N • m2) O 2.26 x 105 N • m²/C zero O 5.52 x 105 N • m?/C O 1.13 x 105 N • m²/Carrow_forward
- A nonuniform electric field is given by the expression E = (3.00x? i + 5.00y j) N/C and passes through a square surface of side length 2.00 m parallel to the xz-plane at y = 1.00 m. Using the area vector from the previous question, what is the electric flux through the surface? O Nm^2/C O 15.0 Nm^2/C O 20.0 Nm^2/C O 12.0 Nm^2/carrow_forward? Consider a triangle in the presence of uniform electric field given by 8.8 i N/C. the endpoint of the triangle are (0m,0m,0m) , (4m, 0m , 2m) and (2m, 5m, 0m). determine the electric flux through the triangle. A long cylindrical rod with length 10m and radius 3.3 cm is uniformly charged with total charge 9.3 micro.C. Then a hole is carved out of the center of the rod in the shape of a sphere of radius 1.9cm. what is the electric field at a distance 6.4 away perpendicular from the center of the object. ? Hint: What would you “ add” to a solid object to model a hole?arrow_forwardProblem 6: A circular loop of radius R= 2 cm is centered at the origin where there is a constant electric field E = Egi + Eyj. For this problem, assume E,= 32 N/C and E, = 156 N/C. Part (a) What is the flux through the loop, in Nm2/C, when the loop is oriented so that its normal vector is in the x-direction? Part (b) What is the flux through the loop, in Nm2/C, when the loop is oriented so that its normal vector is in the negative y-direction? = Part (c) What is the flux through the loop, in Nm2/C, when the loop is oriented so that its normal vector is in the positive z-direction?arrow_forward
- A constant electric field E = 100 is present throughout a region of space that includes the plane bounded by the x and y axes and the lines x = 30 cm and y = 50 cm. The electric flux through the plane's surface, in N x m 2/C, is A 0. 0.25. C) 25. D 50. E 100.arrow_forwardThe flux through a closed surface is o = (2.54x10^3) N.m2/C. Calculate the charge in Coulombs enclosed by the surface.arrow_forwardConsider a uniform electric field = (5.0 kN/C) . What is the flux of this field through a square of side 20 cm in a plane parallel to the yz plane? Group of answer choices 0.13 kN·m2/C 0.20 kN·m2/C 0.50 kN·m2/C 0.40 kN·m2/C 0.10 kN·m2/Carrow_forward
- Consider the uniform electric field E → = (4.0 j ^ + 3.0k ^ ) × 103 N/C. What is its electric flux through a circular area of radius 2.0 m that lies in the xy-plane?arrow_forwardFind the flux in N.m².C-1 of a constant electric field E = (5.3180x10^3) i + (-5.514x10^3)j + (-1.5880x10^3) k N/C, passing through an area defined by the area vector A = (-4.7990x10^0) i + (-7.69x10^0) j + (4.2900x10^-1) k m².arrow_forwardA 4.0 cm side square surface in the x-y plane sits in a uniform electric field E = (2.0 i + 3.0 j + 5.0 k) N/C. Find the electric flux through the square.arrow_forward
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