Electromagnetic Field Theory For DC voltage an inductor is virtually a open circuit. depends on polarity. short circuit. depends on magnitude of voltage. open circuit. depends on polarity. short circuit. depends on magnitude of voltage. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Find the strength of the magnetic field when a 2m long conductor is moving with a velocity 4m/s inducing an emf of 20V. 0.5T. 10T. 2.5T. 5T. 0.5T. 10T. 2.5T. 5T. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory When the phase velocity of an EM wave depends on frequency in any medium the phenomenon is called Absorption Dispersion Polarisation Scattering Absorption Dispersion Polarisation Scattering ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Cork Screw rule is used to find direction of magnetic field. direction of emf. direction of current. direction of electric field. direction of magnetic field. direction of emf. direction of current. direction of electric field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A coil of 300 turns is wound on a non magnetic core having a mean circumference of 300 mm and a cross sectional area of 300 mm2. The inductance of the coil corresponding to a magnetizing current of 6 A will be 3.768 μH. 1.1304 μH. 37.68 μH. 113.04 μH. 3.768 μH. 1.1304 μH. 37.68 μH. 113.04 μH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory When a wave is incident from the more dense into a less dense medium at an angle equal to or exceeding the critical angle, the wave suffers total internal __________ . Transmission Reflection None of these Refraction Transmission Reflection None of these Refraction ANSWER DOWNLOAD EXAMIANS APP
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