Physics for Scientists and Engineers
6th Edition
ISBN: 9781429281843
Author: Tipler
Publisher: MAC HIGHER
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Question
Chapter 28, Problem 81P
To determine
The magnetic flux through a rectangular area of given sides and show that the self inductance per unit length of the cable is given by
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A 60.0-m length of insulated copper wire is wound toform a solenoid of radius 2.0 cm. The copper wire has a radiusof 0.50 mm. (a) What is the resistance of the wire? (b) Treatingeach turn of the solenoid as a circle, how many turns canbe made with the wire? (c) How long is the resulting solenoid?(d) What is the self-inductance of the solenoid? (e) If the solenoidis attached to a battery with an emf of 6.0 V and internalresistance of 350 mΩ, compute the time constant of the
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Two solenoids A and B, spaced close to each other and sharing the same cylindrical axis, have 450 and 550 turns, respectively. A current of 2.20 A in solenoid A produces an average flux of 300 μWb through
each turn of A and a flux of 90.0 μWb through each turn of B.
(a) Calculate the mutual inductance of the two solenoids.
mH
Me
(b) What is the inductance of A?
mH
(c) What is the magnitude of the emf that is induced in B when the current in A changes at the rate of 0.500 A/s?
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Consider a coil of wire wrapped around an iron core. If the flux in the core is given by the
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Chapter 28 Solutions
Physics for Scientists and Engineers
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