Answer
Please see the work below.
Work Step by Step
We know that the purpose of foil facing on fiber glass insulation is to reduce heat loss by radiation. The foil reflects back the heat due to radiation. Thus, option "c" is the right answer.
Essential University Physics: Volume 1 (3rd Edition)
by Wolfson, Richard
Published by
Pearson
ISBN 10:
0321993721
ISBN 13:
978-0-32199-372-4
Chapter 16 - Exercises and Problems - Page 302: 84
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