The coil shown in the figure has 2 turns, a cross- sectional area of 0.20 m2, and a field (parallel to the axis of the coil) with a magnitude given by B = (4.0 + 3.0t2) T, where t is in s. What is the potential difference, VA - Vc, at t = 3.0 s? a. -7.2 V b. +7.2 V С. -12 V

The coil shown in the figure has 2 turns, a cross- sectional area of 0.20 m2, and a field (parallel to the axis of the coil) with a magnitude given by B = (4.0 + 3.0t2) T, where t is in s. What is the potential difference, VA - Vc, at t = 3.0 s? a. -7.2 V b. +7.2 V С. -12 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 76A

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Question

100%

The coil shown in the figure has 2 turns, a cross-
sectional area of 0.20 m2, and a field (parallel to the
axis of the coil) with a magnitude given by B = (4.0 +
3.0t2) T, where t is in s. What is the potential
difference, VA - Vc, at t = 3.0 s?
B
A
а.
-7.2 V
b.
+7.2 V
С.
-12 V
d.
-4.8 V
е.
+4.8 V

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