General Knowledge MCQ #370

An ordinary mobile phone communicates using

General Knowledge MCQ #370

  1. Question 1

    Q1. An ordinary mobile phone communicates using

    • A) Sound waves
    • B) Infrared waves
    • C) UV waves
    • D) Radio waves

    Answer: Radio waves

    Explanation: Mobile phones communicate using radio waves in the microwave frequency range, transmitted and received through a network of base stations (cell towers).