Electromagnetic Field Theory If the static magnetic flux density is B, then Curl of B = 0. Divergence of B = 0. Curl of B = J. Divergence of B = J. Curl of B = 0. Divergence of B = 0. Curl of B = J. Divergence of B = J. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which antenna is a wideband antenna? Hertz antenna Marconi antenna None of these Folded dipole Hertz antenna Marconi antenna None of these Folded dipole ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric field of 1.92 × 103 N/C is maintained across two plates separated by 0.015 m. Potential difference across plates will be 2.88 V. 14.40 V. 1.4 V. 28.8 V. 2.88 V. 14.40 V. 1.4 V. 28.8 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An insulated metal sphere of 20 cm diameter is charged by rubbing with charges 2 × 10-8 C. Potential developed will be 900 V. 0 V. 1800 V. 200 V. 900 V. 0 V. 1800 V. 200 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An emf of 16 volts is induced in a coil of inductance 4 H. The rate of change of current must be 32 A / s. 16 A / s. 4 A / s. 64 A / s. 32 A / s. 16 A / s. 4 A / s. 64 A / s. 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 The ground surface. The upper surface of the conductor. Midway between the conductor and ground. The lower surface of the conductor. The ground surface. The upper surface of the conductor. Midway between the conductor and ground. The lower surface of the conductor. ANSWER DOWNLOAD EXAMIANS APP
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