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5 votes
5 votes
What is the wavelength measurement?

A. 2 m
B. 4 m
C..2 m
D. 4 m

What is the wavelength measurement? A. 2 m B. 4 m C..2 m D. 4 m-example-1
User Inus Saha
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2 Answers

15 votes
15 votes
D. .4 m is the answer.
User Hellogoodnight
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9 votes
9 votes
I need help with the same question
User Alawatthe
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