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ECE · Q64

Microwave Communication

Engineering and GATE · ECE · question 64

Q64

Indicate the false statement- When the free-space wavelength of a signal equals the cut-off wavelength of the guide-

A.
the group velocity of the signal becomes zero
B.
the phase velocity of the signal becomes infinite
C.
the characteristic impedance of the guide becomes infinite
Answer
D.
the wavelength within the waveguide becomes infinite

Answer: Option C

Solution

Answer: Option C
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