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 / π. ω. ω/2π. ω/4π. ω / π. ω. ω/2π. ω/4π. 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 is finite but torque is zero. the net force and torque on the coil are both zero. the net force and torque are both finite. the net force is zero but torque is finite. the net force is finite but torque is zero. the net force and torque on the coil are both zero. the net force and torque are both finite. the net force is zero but torque is finite. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The emf induced in a conductor rotating in bipolar field is DC and AC both. DC. AC. none of these. DC and AC both. DC. AC. none of these. 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 1.0. 0.5. 2.0. Zero. 1.0. 0.5. 2.0. Zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Mutual inductance between two magnetically coupled coils depends on the number of their turns. cross sectional area of their common core. permeability of core. all of above. the number of their turns. cross sectional area of their common core. permeability of core. all of above. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The electrical field strength at a distance point A due to a point charge +q, located at the origin, is 100 µl v/m. If the point charge is now enclosed by a perfectly conducting metal sheet sphere whose centre is at origin, A, outside the sphere, becomes 0. None of above. - 100 μ v/m. 100 μ v/m. 0. None of above. - 100 μ v/m. 100 μ v/m. ANSWER DOWNLOAD EXAMIANS APP
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