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Microwave engineering miscellaneous

Microwave Engineering

  1. In a travelling-wave tube, the phase velocity of the axial component of the rf field on the slow-wave structure is kept:
    1. Equal to the velocity of the electrons

    2. Slightly less than the velocity of electrons
    3. Slightly more than the velocity of electrons
    4. Equal to the velocity of light in free space
Correct Option: B

NA



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