Electromagnetic Field Theory The power gain of a half-wave dipole with respect to an isotropic radiator is 2.15 db 4.15 db 6 db 3 db 2.15 db 4.15 db 6 db 3 db 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. Zero. PR 2/d3. PR/d. PR/d2. Zero. PR 2/d3. PR/d. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric field inside a hollow metallic charged sphere is decreasing towards centre. zero. increasing towards centre. none of above. decreasing towards centre. zero. increasing towards centre. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In case of all flux from the current in coil 1 links with coil 2, the coefficient of coupling will be Zero. 2.0. 1.0. 0.5. Zero. 2.0. 1.0. 0.5. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If in a 1 mF capacitor, an instantaneous displacement current of 1 A is to be established in the spaces between its plates then it is possible by applying 106 Amp. 106 volts/sec. 106 volts. 106 Amp/sec. 106 Amp. 106 volts/sec. 106 volts. 106 Amp/sec. 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. midway between the conductor and ground. upper surface of the conductor. lower surface of the conductor. the ground surface. midway between the conductor and ground. upper surface of the conductor. lower surface of the conductor. ANSWER DOWNLOAD EXAMIANS APP
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