In a Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â – McqOptions

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1.	In a Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â oscillator, the RF wave travels along the helix from the collector towards the electron gun.
A.	interaction oscillator
B.	backward wave oscillator
C.	magnetrons
D.	none o the mentioned
Answer» C. magnetrons

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