What is the energy of an electromagnetic wave that has a frequency of 4.0 x 10 ^9 Hz
A= 1.7 x 10^43 J
B=1.7 x 10^-43 J
C=2.7 x 10^24 J
2.7 x 10^-24 J
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Ответ:
Solve it
Explanation:
The formula for time is: T (period) = 1 / f (frequency). λ = c / f = wave speed c (m/s) / frequency f (Hz). The unit hertz (Hz) was once called cps = cycles per second.