Standard mismatches are used to calibrate SWR and impedance measuring equipments.

More Questions from Microwave Communication

• In rectangular waveguides the ratio of width to height is about
• In a rectangular waveguide
• A waveguide twist is used to change the plane of polarization.
• In a rectangular waveguide cutoff wavelength for TE10 mode is 8 cm. Then cutoff wavelength for TE20 mode is
• The use of coaxial microwave line should be restricted to frequencies
• In a cable with ∈r = 4, the wave velocity is
• If QL is loaded Q, QE is external Q and QU is unloaded Q of a microwave resonator, then
• The main advantage of using micro waves for communications is
• TE10 mode of propagation of electromagnetic energy in waveguides can be thought of as
• Assertion (A): An artificial transmission line can be used as a pulse generator. Reason (R): A pulse function is used very frequently in network analysis.

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