Answer
A. Increasing
Work Step by Step
The instantaneous emf value is the projection down into the horizontal axis so it is negative but increasing in magnitude as a phasor. This rotates ccw as it nears the horizontal axis.
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (4th Edition)
by Knight, Randall D.
Published by
Pearson
ISBN 10:
0133942651
ISBN 13:
978-0-13394-265-1
Chapter 32 - AC Circuits - Stop to Think 32.1 - Page 906: 1
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