Fundamentals of Electromagnetics with Engineering Applications
1st Edition
ISBN: 9780470105757
Author: Stuart M. Wentworth
Publisher: Wiley, John & Sons, Incorporated
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Chapter 2, Problem 2.16P
You are given two z–directed line charges of charge density
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The work required to move a 10 nC charge from the origin to point P0 1, 0) against the static field E =5ax (V/m) is:
Select one:
a. -50 n
O b. 50 nJ
C. None of these
O d.-50]
If you rip a conducting wire with your right hand, with your thumb pointing in the direction of the current. Then the
fingers will curl around the wire in the direction.of the magnetic field.
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Nose of
Three charge distributions as follows: a uniform sheet at x=0 m with ps1 = (/31) nC/m2,
a uniform sheet at x 4 m with Ps2 (-137) nC/m2, and a uniform line at
x= 6 m, y 0 m with p -2 nC/m. The E at (2, 0, 8) m is:
(al:Determine E caused by the spherical cloud of electrons with a volume charge density of -
1.68 x 10 -18 for 0 10mm. Clearly
mention the surfaces, there differential components and write the equation properly by
doing all the steps.
(b): For the dielectric composition shown in the figure find out its total capacitance.
Chapter 2 Solutions
Fundamentals of Electromagnetics with Engineering Applications
Ch. 2 - Given P(4, 2, 1) and APQ=2ax+4ay+6az, find the...Ch. 2 - Prob. 2.2PCh. 2 - Prob. 2.3PCh. 2 - Suppose Q1(0.0,-3.0m,0.0)=4.0nC,...Ch. 2 - Prob. 2.5PCh. 2 - Suppose 10.0nC point charges are located on the...Ch. 2 - Four 1.00nC point charges are located at...Ch. 2 - A 20.0nC point charge exists at...Ch. 2 - Prob. 2.9PCh. 2 - Convert the following points from Cartesian to...
Ch. 2 - Prob. 2.11PCh. 2 - Prob. 2.12PCh. 2 - Prob. 2.13PCh. 2 - A 20.0–cm–long section of copper pipe has a...Ch. 2 - A line charge with charge density 2.00nC/m exists...Ch. 2 - You are given two z–directed line charges of...Ch. 2 - Suppose you have a segment of line charge of...Ch. 2 - A segment of line charge L=10.nC/m exists on the...Ch. 2 - In free space, there is a point charge Q=8.0nC at...Ch. 2 - Prob. 2.20PCh. 2 - Sketch the following surfaces and find the total...Ch. 2 - Consider a circular disk in the x–y plane of...Ch. 2 - Suppose a ribbon of charge with density S exists...Ch. 2 - Sketch the following volumes and find the total...Ch. 2 - You have a cylinder of 4.00–in diameter and...Ch. 2 - Consider a rectangular volume with...Ch. 2 - Prob. 2.27PCh. 2 - Prob. 2.28PCh. 2 - Given D=2a+sinazC/m2, find the electric flux...Ch. 2 - Suppose the electric flux density is given by...Ch. 2 - Prob. 2.31PCh. 2 - A cylindrical pipe with a 1.00–cm wall thickness...Ch. 2 - Prob. 2.34PCh. 2 - Prob. 2.35PCh. 2 - A thick–walled spherical shell, with inner...Ch. 2 - Prob. 2.37PCh. 2 - Determine the charge density at the point...Ch. 2 - Given D=3ax+2xyay+8x2y3azC/m2, (a) determine the...Ch. 2 - Suppose D=6cosaC/m2. (a) Determine the charge...Ch. 2 - Suppose D=r2sinar+sincosaC/m2. (a) Determine the...Ch. 2 - Prob. 2.42PCh. 2 - A surface is defined by the function 2x+4y21nz=12....Ch. 2 - For the following potential distributions, use the...Ch. 2 - A 100nC point charge is located at the origin. (a)...Ch. 2 - Prob. 2.46PCh. 2 - Prob. 2.47PCh. 2 - Prob. 2.48PCh. 2 - Suppose a 6.0–m–diameter ring with charge...Ch. 2 - Prob. 2.50PCh. 2 - Prob. 2.51PCh. 2 - The typical length of each piece of jumper wire on...Ch. 2 - A 150–m length of AWG–22 (0.644 mm diameter)...Ch. 2 - Determine an expression for the power dissipated...Ch. 2 - Find the resistance per unit length of a stainless...Ch. 2 - A nickel wire of diameter 5.0 mm is surrounded by...Ch. 2 - Prob. 2.57PCh. 2 - A 20nC point charge at the origin is embedded in...Ch. 2 - Suppose the force is very carefully measured...Ch. 2 - The potential field in a material with r=10.2 is...Ch. 2 - In a mineral oil dielectric, with breakdown...Ch. 2 - Prob. 2.62PCh. 2 - For z0,r1=9.0 and for z0,r2=4.0. If E1 makes a 300...Ch. 2 - Prob. 2.64PCh. 2 - Consider a dielectric–dielectric charge–free...Ch. 2 - A 1.0–cm–diameter conductor is sheathed with a...Ch. 2 - Prob. 2.67PCh. 2 - For a coaxial cable of inner conductor radius a...Ch. 2 - Prob. 2.69PCh. 2 - Prob. 2.70PCh. 2 - A parallel–plate capacitor with a 1.0m2 surface...Ch. 2 - Prob. 2.72PCh. 2 - Prob. 2.73PCh. 2 - Given E=5xyax+3zaZV/m, find the electrostatic...Ch. 2 - Suppose a coaxial capacitor with inner radius 1.0...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.Similar questions
- Determine É at (2,0, 2)m due to three standard charge distribution as follows: a uniform sheet at x 0m with ps1 = -)nC/m², a uniform sheet at x = 4 m with Ps2 = -) nC/m², and uniform line at x = 6 m and y Om with 3T Pi -2nC/m. =arrow_forwardcan you solve the question ?arrow_forwardTwo infinite wires are charged uniformly with linear charge density as shown in the figure. What is the magnitude of the electric field (in N/C) at point B? Given that (d)=0.5 m. +12 nC/m +6 nC/m •B d Select one: O a. 503.54 O b. 72 O c. 359.67 O d. 215.8 O e. 647.4arrow_forward
- In the figure particles 2 and 4, of charge -e, are fixed in place on a y axis, at y₂ = -8.38 cm and y4 = 4.19 cm. Particles 1 and 3, of charge - e, can be moved along the x axis. Particle 5, of charge +e, is fixed at the origin. Initially particle 1 is at x₁ = -8.38 cm and particle 3 is at x3 = 8.38 cm. (a) To what x value must particle 1 be moved to rotate the direction of the net electric force Fnet on particle 5 by 30° (b) With particle 1 fixed at its new position, to what x value must you move particle 3 to rotate back to its original counterclockwise? direction? (a) Number i (b) Number i Units Units 10arrow_forwardConductors, Dielectrics, and Capacitance Q4) Assume a 2 V conductor wire with a 3 cm diameter is embedded in silica with a relative permittivity of 2.25. The wire's center is 10 cm away from a 0 V conducting plane. Draw the wire, the conducting plane, and the wire's image. 1) Find the capacitance between the wire and its image per unit length. 2) Find the maximum surface charge density on the wire.arrow_forwardi need the answer quicklyarrow_forward
- from to o A semi-infinite Line extending along the Z-axis carries a uniform charge distribution of 100 nC/m. Find the electric field intensity at point plo.012).arrow_forwardFill in the blank. Given the electric field E = 3xaz - 3yay V/m, find the work done in moving a point charge Q = +2C from (2.0,0) to (0,0.0) and then from (0.0.0) to (0,5.0). Hint: Use W -Q[E.dl.w=arrow_forwardConsider the step potential function shown below. Assume that a flux of electrons has energy E and it is incident on a potential barrier of height V0 with E > V0. The electrons are traveling in the x direction and they are originated from x = --, i. Find the transmission coefficient between regions l and II ii. Find the reflection coefficient between regions l and II. ii. Assume the electron velocity is 7 x105 cm/s, E = V0 /0.1. Find the probability that there is an electron at the distance a = 70 A* after the barrier. iv. Determine the de Broglie wavelength in A? V(x) Incident particles Region I Region II x = 0arrow_forward
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