Engineering Electromagnetics
9th Edition
ISBN: 9781260029963
Author: Hayt
Publisher: MCG
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Textbook Question
Chapter 8, Problem 8.14P
A solenoid is 25 era long, 3 cm in diameter, and carries 4 A dc in its 400 turns. Its axis is perpendicular to a uniform magnetic field of 0.8 Wb/m2 in air. Using an origin at the center of the solenoid, calculate the torque acting on it.
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Chapter 8 Solutions
Engineering Electromagnetics
Ch. 8 - A point charge, Q = - 0.3 /C and m = 3 Ă— -10-16...Ch. 8 - Prob. 8.2PCh. 8 - Prob. 8.3PCh. 8 - Show that a charged particle in a uniform magnetic...Ch. 8 - Prob. 8.5PCh. 8 - Show that the differential work in moving a...Ch. 8 - A conducting strip of infinite length lies in the...Ch. 8 - Two conducting strips, having infinite length in...Ch. 8 - A current of-100az A/m flows on the conducting...Ch. 8 - A planar transmission line consists of two...
Ch. 8 - Prob. 8.11PCh. 8 - Two circular wire rings are parallel to each...Ch. 8 - An infinitely long current filament is oriented...Ch. 8 - A solenoid is 25 era long, 3 cm in diameter, and...Ch. 8 - Prob. 8.15PCh. 8 - Prob. 8.16PCh. 8 - Prob. 8.17PCh. 8 - Prob. 8.18PCh. 8 - Given a material for which ℵK = 3.1 and within...Ch. 8 - Find H in a material where (a) fir = 4.2, there...Ch. 8 - Prob. 8.21PCh. 8 - Prob. 8.22PCh. 8 - Calculate values for HO,B0, and M0 at p = c for a...Ch. 8 - Two current sheets, K0,ay, A/m at z = 0 and -K0,ay...Ch. 8 - Prob. 8.25PCh. 8 - Prob. 8.26PCh. 8 - Let đ�œ‡rj = 2 in region 1, defined by 2x + 3y —...Ch. 8 - For values of B below the knee on the...Ch. 8 - Prob. 8.29PCh. 8 - Prob. 8.30PCh. 8 - A toroid is constructed of a magnetic material...Ch. 8 - Prob. 8.32PCh. 8 - Prob. 8.33PCh. 8 - Determine the energy stored per unit length in the...Ch. 8 - Prob. 8.35PCh. 8 - Prob. 8.36PCh. 8 - A Toroid has known, reluctance R. Two windings...Ch. 8 - Prob. 8.38PCh. 8 - Conducting planes in air at Z = 0 and z = d carry...Ch. 8 - Prob. 8.40PCh. 8 - Prob. 8.41PCh. 8 - Find the mutual inductance between two filaments...Ch. 8 - Prob. 8.43PCh. 8 - Prob. 8.44PCh. 8 - Beginning with the definition, of the scalar...
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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
- A current path of the shape shown in the figure produces a magnetic field at P, the center of the arc. If the arc subtends an angle of 30 ° and the radius of the arc is 0.600 m, what are the magnitude and direction of the field produced at P if the currents are 3A?arrow_forwardDo number 1arrow_forwardWhich one or ones of the following statements about an ideal solenoid carrying a uniform current are true? I) The solenoid effectively has north and south poles. II) The magnetic field is uniform everywhere inside and outside of the solenoid. III) The magnitude of the magnetic field depends on the number of turns per length. O A) I and II O B) Il and II O C) I and II O D) I O E) IIarrow_forward
- Solve the following problem neatly and completely on your answer sheet.arrow_forwardA ring of ferromagnetic material has a rectangular section. The inner diameter is 15 cm.The outer diameter is 24 cm. And the thickness is 5 cm. There is a coil of 500 turns wound onthe ring. When the coil has a current of 10 A, the flux in the core is 0.0007 Wb. Theaverage length of the ring is Ln=0.66m Determine:a) The magnetomotive force.b) The intensity of the magnetic field and the flux density.c) Reluctance, permeability and relative permeability.arrow_forwardA circular loop carrying a current of 1.0 A is oriented in a magnetic field of 0.35 T. The loop has an area of 0.24 m' and is mounted on an axis, perpendicular to the magnetic field, which allows the loop to rotate. What is the torque on the loop when its plane is oriented at a 25° angle to the field? a. 4.6 N m b. 0.076 N m c. 0.051 N m d. 0.010 N marrow_forward
- Which one or ones of the following statements about an ideal solenoid carrying a uniform current are true? I) The solenoid effectively has north and south poles. II) The magnetic field is uniform everywhere inside and outside of the solenoid. III) The magnitude of the magnetic field depends on the number of turns per length. 10 - A) I and II В) I and Ш O C) I D) Ш O E) II and IIarrow_forwardA long solenoid has 500 turns per cm and carries a current I. The magnetic field density at its center is 7.54 × 10-2 Wb m-2. Another long solenoid has 300 turns per cm and it carries a current I3 . What is the value of magnetic field at the center?arrow_forwardSuppose we want to rotate a loop of wire using a magnetic field. The loop of wire lies on the yz plane, and current goes in the counterclockwise direction (looking at the yz plane). If we want the axis of rotation to be the z axis, what direction should the magnetic field point? ty +z O0 000 Oarrow_forward
- A wire with 25 circular loops is situated with it's face parallel to a uniform magnetic field. The loops have a diameter of 5cm and the magnetic field has a magnitude of 2.1T. Calculate the magnitude of the torque on the wire if the current in the wire is 2A. 0.709Nm 0.133Nm 0.206Nm 0.548Nmarrow_forwardQuestion Three: Magnetic Force between wires. Three long parallel wires are 5 cm from one another. (Looking along them, they are at three corners of an equilateral triangle.) The current in each wire is 10.00 A, but its direction in wire M is opposite to that in wires N and P. Determine the magnetic force per unit length on each wire due to the other two. M sem 5cmarrow_forwardA ten-turn solenoid has a ferromagnetic core with a relative permeability of 10,000. The length of the solenoid is l=10 cm and its cross section area is A=1 cm2. The amount of current driving the solenoid is 0.1 A. Determine the magnetic flux intensity H in the core. Provide your answer in A/m. Round off to your answer to one decimal.arrow_forward
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