Cavity Resonators » Exercise – 1
2. The cavity resonator :
(a) is equivalent to an LC resonant circuit
(b) in a reflect klystron has its output taken from the reflector plate
(c) produces a frequency which is independent of the cavity size
(d) has a low Q factor for narrow operation
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Cavity Resonators » Exercise - 1 1. A half-wavelength, close section of a waveguide that acts as a parallel resonant circuit is known as a(n) : (a) half-wave section (b) cavity resonator (c) directional coupler (d) LCR circuit 2. The cavity resonator : (a) is equivalent to an LC resonant circuit (b) in a reflect klystron has its output taken from the reflector plate (c) produces a frequency which is independent of the cavity size (d) has a low Q factor for narrow operation 3. The reflex klystron is often preferred to the two cavity klystron oscillator because the former : (a) Is more efficient (b) Has higher number of modes (c) Is easier to tune (d) Produces a higher output power 4. Which of the following is not an application of microwave cavities : (a) Band pass filter (b) Band stop filter (c) Oscillator frequency control (d) Detector 5. Which microwave tube uses for buncher and catcher cavities ? (a) Magnetron (b) Klystron (c) Reflex Klystron (d) Travelling-wave-tube 6. Strapping is used in cavity magnetron to : (a) Ensure bunching (b) Prevent cathode-back heating (c) Both a and b (d) Prevent mode jumping- Cavity Resonators » Exercise - 1 1. A half-wavelength, close section of a waveguide that acts as a parallel resonant circuit is known as a(n) : (a) half-wave section (b) cavity resonator (c) directional coupler (d) LCR circuit
- Cavity Resonators » Exercise - 1 6. Strapping is used in cavity magnetron to : (a) Ensure bunching (b) Prevent cathode-back heating (c) Both a and b (d) Prevent mode jumping
- Cavity Resonators » Exercise - 1 5. Which microwave tube uses for buncher and catcher cavities ? (a) Magnetron (b) Klystron (c) Reflex Klystron (d) Travelling-wave-tube
- Cavity Resonators » Exercise - 1 4. Which of the following is not an application of microwave cavities : (a) Band pass filter (b) Band stop filter (c) Oscillator frequency control (d) Detector