Question on: JAMB Physics - 1995

The wavelength of signals from a radio transmitter is 1500mm and the frequency is 200kHz. What is the wavelength for a transmitter operating at 100kHz?

A
7500m
B
300m
C
75m
D
15m
Ask EduPadi AI for a detailed answer
Correct Option: B

(\lambda)1F1 = (\lambda)2F2

1500 x 200000 = 1000000 x (\lambda)2

(\lambda)2 = 300m

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