17. The speed of a light waves in vacuum is 3 x 10° m/s. The period of the light wave is 700 ns. What is the frequency of this wave? a) 1.429 x 10-12 Hz b) 1.429 x 10-3 Hz c) 2.100 x 10² Hz d) 1.429 x 10 Hz e) 4.286 x 10“ Hz
17. The speed of a light waves in vacuum is 3 x 10° m/s. The period of the light wave is 700 ns. What is the frequency of this wave? a) 1.429 x 10-12 Hz b) 1.429 x 10-3 Hz c) 2.100 x 10² Hz d) 1.429 x 10 Hz e) 4.286 x 10“ Hz
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Transcribed Image Text:17. The speed of a light waves in vacuum is 3 x 10° m/s. The period of the light wave is 700 ns.
What is the frequency of this wave?
a) 1.429 x 10-12 Hz
b) 1.429 x 10-³ Hz
c) 2.100 x 102 Hz
d) 1.429 x 106 Hz
e) 4.286 x 1014 Hz
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