Physics for Scientists and Engineers
6th Edition
ISBN: 9781429281843
Author: Tipler
Publisher: MAC HIGHER
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Question
Chapter 28, Problem 42P
(a)
To determine
The magnitude of induced emf in the loop.
(b)
To determine
The induced current in the loop.
(c)
To determine
The power dissipation in the loop.
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An isolated conducting rod of length 8.00 cm is oriented parallelto the x-axis. It moves in the +y-direction at 3.90 m/s in the presenceof a uniform magnetic field of magnitude 0.600 T that points in the-z-direction. Find (a) the magnitude of the motional emf in the rod and(b) the magnitude and direction of the electric field produced in the rod.
Chapter 28 Solutions
Physics for Scientists and Engineers
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- Suppose you wish to produce 1.2-T magnetic field in a toroid with an iron core for which =4.0103 . The toroid has a mean radius of 15 cm and is wound with 500 turns. What current is required?arrow_forwardSuppose that a rectangular toroid has 2000 windings and a self-inductance of 0.040 H. If h = 0.10 m, what is the current flowing through a rectangular toroid when the energy in its magnetic field is 2.0 × 10-6 J?arrow_forwardThe conducting rod shown in the accompanying figure moves along parallel metal rails that are 25-cm apart. The system is in a uniform magnetic field of strength 0.75 T, which is directed into the page. The resistances of the rod and the rails are negligible, but the section PQ has a resistance of 0.25 . (a) What is the emf (including its sense) induced in the rod when it is moving to tire right with a speed of 5.0 m/s? (b) What force is required to keep the rod moving at this speed? (c) What is the rate at which work is done by this force? (d) What is the power dissipated in the resistor?arrow_forward
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