Electromagnetic Field Theory A Yagi antenna has a driven antenna With one or more directors With a reflector Only With a reflector and one or more directors With one or more directors With a reflector Only With a reflector and one or more directors ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric dipole of moment P is placed in front of a ground sphere. The change induced on the surface of the sphere is (Assume radius of sphere = R and distance from dipole to centre of sphere = d) PR/d2. PR/d. Zero. PR 2/d3. PR/d2. PR/d. Zero. PR 2/d3. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Find H for centre of solenoid having finite length d = 1 unit where N = no of turns = 500, I = 2 A. None of these. 500. 1000. 100. None of these. 500. 1000. 100. 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 exits between the conductor and the ground. The maximum electric stress occur at Midway between the conductor and ground. The ground surface. The upper surface of the conductor. The lower surface of the conductor. Midway between the conductor and ground. The ground surface. The upper surface of the conductor. The lower surface of the conductor. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which antenna is a wideband antenna? Marconi antenna None of these Folded dipole Hertz antenna Marconi antenna None of these Folded dipole Hertz antenna ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The lagging of flux density behind the applied magnetising force is known as flux. permeance. hysteresis. All of these flux. permeance. hysteresis. All of these ANSWER DOWNLOAD EXAMIANS APP
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