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Exam Questions Papers - Engineering

Q1:

What is the propagation constant for air filled wave guide with dimensions a = 1.59" and b = 0.795" at 4.95 GHz?

A 0.6698

B 0.7698

C 0.503

D 0.6598

ANS:A - 0.6698

Here, a = 1.59'' = 40.386 mm = 4.04 cm ∴ .