Electromagnetic Field Theory The frequency of the power wave associated with an electromagnetic wave having field as E = e-z/δ cos(ω - zδ) is given by ω/4π. ω. ω/2π. ω / π. ω/4π. ω. ω/2π. ω / π. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Magnetic flux density emerging out of a closed surface is infinite. depends on magnetic movements outside the closed surface zero. depends on magnetic movements inside the closed surface. infinite. depends on magnetic movements outside the closed surface zero. depends on magnetic movements inside the closed surface. 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 Zero. 2 V. 1 V. √ 2 V. Zero. 2 V. 1 V. √ 2 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic field B = 5 × 10-2 uz T exerts a force on 0.02 m conductor along the x-axis. The conductor carried a current of 5 mA in the – ux direction. What force must be applied to the conductor to hold it in position - 5 × 10-5 uy N. 5 × 10-5 uz N. 5 × 10-5 ux N. 5 × 10-5 uy N. - 5 × 10-5 uy N. 5 × 10-5 uz N. 5 × 10-5 ux N. 5 × 10-5 uy N. 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 upper surface of the conductor. The ground surface. The lower surface of the conductor. Midway between the conductor and ground. The upper surface of the conductor. The ground surface. The lower surface of the conductor. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A long straight wire carries a current I = 10A. At what distance is the magnetic field H = 1A/m? 1.29 m. 1.59 m. 1.19 m. 1.39 m. 1.29 m. 1.59 m. 1.19 m. 1.39 m. ANSWER DOWNLOAD EXAMIANS APP