Em Waves Question 106

Question: If a source is transmitting electromagnetic wave of frequency $ 8.2\times 10^{6}Hz, $ then wavelength of the electromagnetic waves transmitted from the source will be

Options:

A) $ 36.6,m $

B) $ 40.5,m $

C) $ 42.3,m $

D) $ 50.9,m $

Show Answer

Answer:

Correct Answer: A

Solution:

[a] $ \lambda =\frac{c}{v}=\frac{3\times 10^{8}}{8.2\times 10^{6}}=36.5m $