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When a direct voltage of 90 V is applied to a coil, 15 A direct current flows from the source. When 90 V, 50 Hz alternating voltage is applied, 9 A alternating current flows. What is the effective (active) power when an alternating voltage of 90 V, 50 Hz is applied to the coil? 486W O 1350W O 648W 1800W 684W

When a direct voltage of 90 V is applied to a coil, 15 A direct current flows from the source. When 90 V, 50 Hz alternating voltage is applied, 9 A alternating current flows. What is the effective (active) power when an alternating voltage of 90 V, 50 Hz is applied to the coil? 486W O 1350W O 648W 1800W 684W

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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When a direct voltage of 90 V is applied to a coil, 15 A direct current flows from the source. When 90 V, 50 Hz alternating voltage is applied, 9 A alternating current flows. What is the effective (active) power when an alternating voltage of 90 V, 50 Hz is applied to the coil? 486W 1350W 648W 1800W 684W
Transcribed Image Text:When a direct voltage of 90 V is applied to a coil, 15 A direct current flows from the source. When 90 V, 50 Hz alternating voltage is applied, 9 A alternating current flows. What is the effective (active) power when an alternating voltage of 90 V, 50 Hz is applied to the coil? 486W 1350W 648W 1800W 684W
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