Introduction to microwaves
- Frequency spectrum of electromagnetic waves
Electromagnetic spectrum
Applications of Microwaves
Telecommunications:
- Telephone network
- Broad casting in TV system
- Long distance communications
- Microwave links
- Space communication
- Satellite communication
Radar (Radio Detection And Ranging System):
- Detecting and locating enemy planes
- Tracing supersonic missiles
- Observing and tracking weather pattern
- Air traffic control
- Burglar alarms
- Police speed detectors
Industrial and domestic use:
- Microwave oven for cooking
- Food processing unit, plastic, rubber and chemical
- Breaking rocks in coal and concrete, in tunnel boring
- Textile and paper industry for drying purpose, and also
- Used for drying inks, drying grains, tobacco etc.
Biomedical:
- Cancer therapy
- Hyperthermia
- Medical diagnosis
Monitoring of heart beat
Lung water detection
Atomic and Nuclear Research:
- In linear accelerators to produce high energy beam of charged particles
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