If the color red has a wavelength of 7.0 107 m. its frequency is 4.3-1014 5.0.1014 5.2.1094 7.5-1014

Question

If the color red has a wavelength of 7.0 107 m. its frequency is
4.3-1014
5.0.1014
5.2.1094
7.5-1014

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Verity 2 months 2021-07-25T02:00:21+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-07-25T02:01:25+00:00

    Answer:

    4.3⋅1014 is the answer

    Explanation:

    λf = c = 2.998e8 m/s (speed of light in vacuum)

    f = 2.998e8 / 7e-7 = 4.28e14 Hz (a)

    0
    2021-07-25T02:02:16+00:00

    i think it’s 5.0.1014

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