JEE Main2014PhysicsCommunication SystemActual
For sky wave propagation, the radio waves must have a frequency range in between:
Options
- A1 MHz to 2 MHz
- B5 MHz to 25 MHz
- C35 MHz to 40 MHz
- D45 MHz to 50 MHz
Correct answer
B. 5 MHz to 25 MHz
Step-by-step solution
Sky wave propagation is suitable for frequency range 5 MHz to 25 MHz .