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)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Question
![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](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa83748f0-f8d2-4b23-af98-554bf2fd2554%2F8c372b18-2d87-4fad-b7f0-4cacdd176382%2Fuvd902n_processed.png&w=3840&q=75)
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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