Electromagnetic Field Theory The work done by a force F = 4un - 3uy + 2uz N in giving a 1nC charge a displacement of (10 ux + 2uy - 7uz) m is 60 nj. 20 nj. 100 nj. 40 nj. 60 nj. 20 nj. 100 nj. 40 nj. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If an electric current carrying coil is placed in a uniform magnetic field in the direction of magnetic induction, then the net force and torque are both finite. the net force is finite but torque is zero. the net force and torque on the coil are both zero. the net force is zero but torque is finite. the net force and torque are both finite. the net force is finite but torque is zero. the net force and torque on the coil are both zero. the net force is zero but torque is finite. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory For a linear electromagnetic circuit, which of the following statement is true? 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. Field energy is equal to the co-energy. Field energy is lesser than the co-energy. Field energy is greater than the co-energy. 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 1 V. √ 2 V. 2 V. Zero. 1 V. √ 2 V. 2 V. Zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A pure inductor is connected across a voltage source. Find the active power drawn by the inductor? 0 either 1 or 2 None of these maximum 0 either 1 or 2 None of these maximum ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The Biot-savarts law is a general modification of Lenzs law. Amperes law. Kirchhoffs law. Faradays law. Lenzs law. Amperes law. Kirchhoffs law. Faradays law. ANSWER DOWNLOAD EXAMIANS APP
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