Physics Technology Update (4th Edition)

Published by Pearson
ISBN 10: 0-32190-308-0
ISBN 13: 978-0-32190-308-2

Chapter 26 - Geometrical Optics - Conceptual Questions - Page 939: 14

Answer

Please see the work below.

Work Step by Step

We know that the horizontal images for $CODE$ are not changed but for the letters in $SECRET$, the letters $S$, $R$ and $T$ have inverted images. That is why $SECRET$ appears inverted while $CODE$ doesn't appear inverted.
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