ECE :: Microwave Communication
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Which of the following is a balanced line?
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A line of characteristic impedance 400 Ω is terminated by a resistance of 400 Ω. The reflected quantities are
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A magic tee is to be used as CW duplexer. Then port 1, port 2, port 3 (E arm), port 4 (H arm) respectively should be connected to
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Wave guides are pressurised above normal atmospheric pressure for
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Assertion (A): In a power divider SH = 0, S21 = 0.707 = S3,
Reason (R): In a power divider the input port (i.e., port 1) is matched and incident power is equally divided in output ports 2 and 3
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In microwave detector used in laboratory measurements of relative power levels, standing wave ratio is about
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Microwaves
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In microstrip line has dielectric material most commonly used is
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In fibre optics the use is made of thin glass fibres for efficient transmission of light.
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Fields are said to be circularly polarized if
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