Question

Microwaves are used in

• A. sterilization of surgical instruments
• B. producing fluorescence
• C. satellite communication
• D. developing photographs

Answer 1

The correct option is C

satellite communication

1. Microwaves are widely used in modern technology.
2. For example in point-to-point communication links, wireless networks, microwave radio relay networks, radar, satellite and spacecraft communication, medical diathermy and cancer treatment, remote sensing, radio astronomy, particle accelerators, and spectroscopy.

Hence the correct answer is (C).