A transformer has 20 turns of wire in its primary coil and 80 turns on its secondary coil. (a) Is this a step-up or step-down transformer? step-up or step-down (b) If an alternating voltage with an effective voltage of 140.0 V is applied to the primary, what is the effective voltage induced in the secondary? V?
A transformer has 20 turns of wire in its primary coil and 80 turns on its secondary coil. (a) Is this a step-up or step-down transformer? step-up or step-down (b) If an alternating voltage with an effective voltage of 140.0 V is applied to the primary, what is the effective voltage induced in the secondary? V?
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 60A
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A transformer has 20 turns of wire in its primary coil and 80 turns on its secondary coil.
(a) Is this a step-up or step-down transformer?
(b) If an alternating voltage with an effective voltage of 140.0 V is applied to the primary, what is the effective voltage induced in the secondary?
V?
step-up or
step-down
(b) If an alternating voltage with an effective voltage of 140.0 V is applied to the primary, what is the effective voltage induced in the secondary?
V?
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