In a TWT the amplitude of resultant wave travelling down the helix remains constant

More Questions from Microwave Communication

• Which of the following modes of transmission will not be supported by a rectangular waveguide?
• If 'a' is the width of rectangular wave guide and 'λ' is the wave length, then
• Which one of the following can be used for amplification of microwave energy?
• The transit time (in cycles) for electrons in repeller space of reflex klystron oscillator for sustaining oscillations is (n is any integer)
• If D is diameter of circular waveguide the cutoff wave-length for TE11 mode is equal to
• In the given figure forward current wave has a magnitude of
• The two terms used to describe performance of a directional coupler are
• Consider the following statements Gunn diode can be used in combinational logic circuits. Gunn diode can be used in sequential logic circuits. Both Gunn diode and GaAs Mesfet can be used in logic circuits. Which of the above statements are correct?
• The external magnetic field in a magnetron is such that lines are
• To ensure that only dominant mode TE10 is allowed to propagate in an air filled rectangular waveguide, the lower frequency limit and upper frequency limit are

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