Q. 61 A rectangular waveguide of internal dimensions (a = 4 cm and b = 3 cm) is to be operated in 
mode. The minimum operating frequency is
(A) 6.25 GHz
(B) 6.0 GHz
(C) 5.0 GHz
(D) 3.75 GHz
Answer: A
Explanation:
Q. 61 A rectangular waveguide of internal dimensions (a = 4 cm and b = 3 cm) is to be operated in mode. The minimum operating frequency is
(A) 6.25 GHz
(B) 6.0 GHz
(C) 5.0 GHz
(D) 3.75 GHz
Answer: A
Explanation:
