The impedance coil absorbs 250 watts when connected across 220 V, 60 Hz mains, it is then connected across 110 V, 25 Hz mains and also absorbs 250 watts. What is the inductance of the coil? Show complete solution.

The impedance coil absorbs 250 watts when connected across 220 V, 60 Hz mains, it is then connected across 110 V, 25 Hz mains and also absorbs 250 watts. What is the inductance of the coil? Show complete solution.

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter3: Magnetic Starters

Section: Chapter Questions

Problem 30SQ

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