A metal disc of radius 25 cm is rotated at 2000 rpm on a horizontal axis. Two brushes make contact with the disc, one at the edge and the other at the center. If the vertical component of the earth’s field is 0.02 mT, find the emf induced between the brushes. SHOW SOLUTION PLEASE.
A metal disc of radius 25 cm is rotated at 2000 rpm on a horizontal axis. Two brushes make contact with the disc, one at the edge and the other at the center. If the vertical component of the earth’s field is 0.02 mT, find the emf induced between the brushes. SHOW SOLUTION PLEASE.
Physics for Scientists and Engineers
10th Edition
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter30: Faraday's Law
Section: Chapter Questions
Problem 11P: A helicopter (Fig. P30.11) has blades of length 3.00 m, extending out from a central hub and...
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A metal disc of radius 25 cm is rotated at 2000 rpm on a horizontal axis. Two brushes make contact with the disc, one at the edge and the other at the center. If the vertical component of the earth’s field is 0.02 mT, find the emf induced between the brushes.
SHOW SOLUTION PLEASE.
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