Question : Which of the following is used for radio broadcasting?

Option 1: Satellites

Option 2: Optical fibers

Option 3: Radio waves

Option 4: Microwave towers

Question : ________ are used for communication in artificial satellites.

Option 1: Infrared waves

Option 2: Radio waves

Option 3: Ultraviolet (UV) rays

Option 4: Amplitude Modulation (AM) waves

Question : Which of the following is used for global communication and weather monitoring?

Option 1: Radio towers 

Option 2: Satellites

Option 3: Undersea cables 

Option 4: Radar systems

Question : In the remote control of television, electromagnetic waves are

Option 1: ultraviolet

Option 2: microwave

Option 3: radio wave

Option 4: infrared

Question : Which of the following earthquake waves are surface waves?

Option 1: P waves

Option 2: L waves

Option 3: S waves

Option 4: M waves

Question : Which of the following earthquake waves are longitudinal waves?

Option 1: L waves

Option 2: P waves

Option 3: N waves

Option 4: S Waves