A TE11 mode is propagating through a circular waveguide of radius 5 cm. The dielectric in the waveguide is air. For this following are the data given:(a) Cut off wave number = 38.62(b) Cut off frequency = 1.758 GHz(c) Cut off wave number = 36.82(d) Cut off frequency = 2.758 GHzOut of these following are correct:

A TE11 mode is propagating through a circular waveguide of radius 5 cm

1.	A TE11 mode is propagating through a circular waveguide of radius 5 cm. The dielectric in the waveguide is air. For this following are the data given:(a) Cut off wave number = 38.62(b) Cut off frequency = 1.758 GHz(c) Cut off wave number = 36.82(d) Cut off frequency = 2.758 GHzOut of these following are correct:
A.	(a) and (b)
B.	(b) and (c)
C.	(c) and (d)
D.	(a) and (d)
Answer» C. (c) and (d)

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