College Physics (4th Edition)

Published by McGraw-Hill Education
ISBN 10: 0073512141
ISBN 13: 978-0-07351-214-3

Chapter 22 - Problems - Page 863: 16

Answer

A beam of light travels 30 centimeters in $1~ns$

Work Step by Step

We can find the distance a beam of light travels in $1~ns$: $d = c~t$ $d = (3.0\times 10^8~m/s)(1.0\times 10^{-9}~s)$ $d = 0.30~m = 30~cm$ A beam of light travels 30 centimeters in $1~ns$.
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