Electromagnetic Field Theory In case of antenna the ratio of the power radiated in the desired direction to the power radiated in the opposite direction is known as Transmission efficiency Front to back ratio Loss coefficient None of these Transmission efficiency Front to back ratio Loss coefficient None of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A long wire composed of a smooth round conductor runs above and parallel to the ground (assumed to be a large conducting plane). A high voltage exists between the conductor and the ground. The maximum electric stress occurs at the ground surface. upper surface of the conductor. lower surface of the conductor. midway between the conductor and ground. the ground surface. upper surface of the conductor. lower surface of the conductor. midway between the conductor and ground. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Tropospheric scatter is used with frequencies in the VHF HF UHF VLF VHF HF UHF VLF ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If a and b are the dimensions of waveguide then a = b/4 a = 2b a = b a = 3b a = b/4 a = 2b a = b a = 3b ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric field strength of charge Increase distance. Decrease with square distance. Decrease with distance. Increase square distance. Increase distance. Decrease with square distance. Decrease with distance. Increase square distance. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The Kirchhoff’s current law is implict in expression Divergence of B = 0. Curl of H = J + (δ D)/(δ t). Surface integral of (j.ds) = 0. Divergence of D = ρv. Divergence of B = 0. Curl of H = J + (δ D)/(δ t). Surface integral of (j.ds) = 0. Divergence of D = ρv. ANSWER DOWNLOAD EXAMIANS APP
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