Answer
option c.
Work Step by Step
Power is directly proportional to the area and inversely proportional to the thickness, thus if area and thickness both are halved, the power would remain the same, P.
College Physics (4th Edition)
by Giambattista, Alan; Richardson, Betty; Richardson, Robert
Published by
McGraw-Hill Education
ISBN 10:
0073512141
ISBN 13:
978-0-07351-214-3
Chapter 14 - Multiple-Choice Questions - Page 532: 6
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