A hollow rectangular waveguide has dimensions a = 2b. Calculate the am – McqOptions

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1.	A hollow rectangular waveguide has dimensions a = 2b. Calculate the amount of attenuation, if the frequency is 3 GHz, and b = 1 cm.
A.	49
B.	47.33
C.	50.33
D.	50
Answer» C. 50.33

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