Search SchoolNGR

Thursday, 02 April 2026
Register . Login

The wavelength of signals from a radio transmitter is 1500mm and the frequency is ...

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?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 7500m
  • B 300m
  • C 75m
  • D 15m
Correct Answer: Option B
Explanation:
\(\lambda\)1F1 = \(\lambda\)2F2
1500 x 200000 = 1000000 x \(\lambda\)2
\(\lambda\)2 = 300m

Share question on: