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An infrared wave traveling through a vacuum has a frequency of 4.2

10^14 Hz. What is the wave's wavelength?
7.5 x 10^7 m
7.5 x 10^-7 m
O 7.1x10^-7 m
O 7.1x10^7 m

User Wasi Ahmad
by
3.8k points

2 Answers

5 votes

Answer:O 7.1x10^-7 m

Step-by-step explanation:

User Slovenec
by
4.0k points
4 votes

Answer:

B)
7.5 ×
10^(-7)

Step-by-step explanation:

got it right on edge

User Jake Burton
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3.7k points