Calculate the wavelength of light travelling with a speed of 3 × 108ms-1 and a frequency of 6.2 × 1014Hz.
-
A.
4.8 × 10-8m -
B.
4.8 × 10-7m -
C.
4.8 × 10-6m -
D.
4.8 × 10-5m -
E.
4.8 × 10-4m
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