A transformer with 100 turns in its secondary coil supplies 8.0 V to the light in a toy. The primary coil is connected across 120 V. (a) How many turns does the primary coil have? (b) if the primary coil is connected to a 240-V source, what voltage appears across the secondary coil.

A transformer with 100 turns in its secondary coil supplies 8.0 V to the light in a toy. The primary coil is connected across 120 V. (a) How many turns does the primary coil have? (b) if the primary coil is connected to a 240-V source, what voltage appears across the secondary coil.

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter25: Electromagnetic Induction

Section: Chapter Questions

Problem 5STP

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