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electronics and communication engineering exam question papers
1. An air-filled rectangular waveguide has dimensions 8cm x 10cm . The wavelength of waveguide at frequency 3 GHz
(A): 100 cm
(B): 16.13 cm
(C): 23.09 cm
(D): 25 cm
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By: guest on 02 Jun 2017 12.56 am
λc = 2a = 2(10) = 20 cm = 1.5 GHz λg = 23.09 cm.
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