Electromagnetic Field Theory For a linear electromagnetic circuit, which of the following statement is true? Field energy is equal to the co-energy. Field energy is lesser than the co-energy. Field energy is greater than the co-energy. Co-energy is zero. Field energy is equal to the co-energy. Field energy is lesser than the co-energy. Field energy is greater than the co-energy. Co-energy is zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A wire carrying current is bent in the form of a circular loop. Then the magnetic field around each portion of the wire will be parallel to half portion and perpendicular for the other half. perpendicular to the circumference of the wire. none of above. parallel to the plane of the wire. parallel to half portion and perpendicular for the other half. perpendicular to the circumference of the wire. none of above. parallel to the plane of the wire. 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 lower surface of the conductor. The upper surface of the conductor. Midway between the conductor and ground. The ground surface. The lower surface of the conductor. The upper surface of the conductor. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two point charges (Q and – Q) are situated at the vertex of the square. If potential at another vertex is 2 V, so potential at opposite vertex (diagonally) is 2 V. √ 2 V. Zero. 1 V. 2 V. √ 2 V. Zero. 1 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The property of the coil by which a counter emf is induced in it when the current through the coil changes is known as capacitance. mutual inductance. series aiding inductance. self inductance. capacitance. mutual inductance. series aiding inductance. self inductance. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A charge which when placed in vacuum from an equal and similar charge repels with a force of 9 × 103 N, is known as micro - coulomb. milli - coulomb. pico - coulomb. coulomb. micro - coulomb. milli - coulomb. pico - coulomb. coulomb. ANSWER DOWNLOAD EXAMIANS APP