C-02-Q090mediumsingle_mcq
For communication, which frequency range of radio waves is widely used?
For communication, which frequency range of radio waves is widely used?
- a3 KHz to 300 GHz
- b10 KHz to 1 GHz
- c300 MHz to 300 GHz
- d1 GHz to 100 GHz
For communication, which frequency range of radio waves is widely used?