An impedance coil absorbs 250 W when connected across 220 V, 60 Hz mains. It is then connected across 110V 25Hz mains and also absorbs 250 W. What is the inductance of the coil? a. 0.125 H b. 0.149 H c. 0.154 H d. 0.163 H
An impedance coil absorbs 250 W when connected across 220 V, 60 Hz mains. It is then connected across 110V 25Hz mains and also absorbs 250 W. What is the inductance of the coil? a. 0.125 H b. 0.149 H c. 0.154 H d. 0.163 H
Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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An impedance coil absorbs 250 W when connected across 220 V, 60 Hz mains. It is then connected across 110V 25Hz mains and also absorbs 250 W. What is the inductance of the coil?
a. 0.125 H b. 0.149 H c. 0.154 H d. 0.163 H
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