An ammeter needle is deflected 52.00 by a current of 0.2500 A. The needle is 3.750 in.

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An ammeter needle is deflected 52.00° by a current of 0.2500 A. The needle is 3.750 in. long, and a circular scale is used. How long is the scale for a maximum current of 1.500 A?

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Basic Technical Mathematics

ISBN: 9780137529896

12th Edition

Authors: Allyn J. Washington, Richard Evans

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Question Posted: Mar 22, 2023 09:28 AM

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An ammeter needle is deflected 52.00 by a current of 0.2500 A. The needle is 3.750 in.

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We can use the fact that the angle of deflection of the ammeter needle is directly proport...View the full answer

Basic Technical Mathematics

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