Q. 89 A rectangular metal wave guide filled with a dielectric material of relative permittivity 
has the inside dimensions
The cut-off frequency for the dominant mode is
(A) 2.5 GHz
(B) 5.0 GHz
(C) 10.0 GHz
(D) 12.5 GHz
Answer: (A).
Explanation:
Q. 89 A rectangular metal wave guide filled with a dielectric material of relative permittivity has the inside dimensionsThe cut-off frequency for the dominant mode is
(A) 2.5 GHz
(B) 5.0 GHz
(C) 10.0 GHz
(D) 12.5 GHz
Answer: (A).
Explanation:
