Question

The ultra high frequency band of radiowaves in electromagnetic waves is used as in

• A. Television waves
• B. Cellular phone communication
• C. Commercial FM radio
• D. Both (b) and (c)

Answer 1

Answer: (B)

Cellular phone communication

Radio Waves

• Radio waves are usually in the frequency range from $500kHz$ to $1000MHz$.
• TV waves range from $54MHz$ to $890MHz$.
• The FM (frequency modulated) radio band is from $88MHz$ to $108MHz$.
• Cellular phones also use radio waves to transmit voice communication in an ultra-high frequency $\left(UHF\right)$ band.

As given in last point radio waves are used in cellular phone communication.