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These waves were discovered of by H. Hertz in 1888.
These waves were discovered of by H. Hertz in 1888.
Microwaves are produced by oscillator electric circuits containing a capacitor and an inductor.
Microwaves are produced by oscillator electric circuits containing a capacitor and an inductor.
They can be produced by special vacuum tubes.
They can be produced by special vacuum tubes.
Properties
Properties
1) They heat certain substances on which they are incident.
1) They heat certain substances on which they are incident.
2) They can be detected by crystal detectors.
2) They can be detected by crystal detectors.
Uses
Uses
1) Used for the transmission of TV signals.
1) Used for the transmission of TV signals.
2) Used for long distance telephone communication.
2) Used for long distance telephone communication.
3) Microwave ovens are used for cooking.
3) Microwave ovens are used for cooking.
4) Used in radar systems for the location of distant objects like ships, aeroplanes etc,
4) Used in radar systems for the location of distant objects like ships, aeroplanes etc,
5) They are used in the study of atomic and molecular structure
5) They are used in the study of atomic and molecular structure
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