Write the name of electromagnetic wave produced by vacuum tube magnetron.
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Solution
The cavity magnetron is a high-powered vacuum tube that generates "microwaves" using the interaction of a stream of electrons with a magnetic field while moving past a series of open metal cavities (cavity resonators). Electrons pass by the openings to these cavities and cause radio waves to oscillate within. The magnetron serves solely as an oscillator, generating a microwave signal from direct current electricity supplied to the vacuum tube.
Hence microwaves are produced by vacuum tube magnetron.