Electromagnetic Field Theory A pure inductor when connected across 220 V, 50 Hz supply consumes 100 W. From the above statement it can be concluded that the inductor is non linear. the inductor is made of thin wire. the above statement is false. the inductor has ferrite core. the inductor is non linear. the inductor is made of thin wire. the above statement is false. the inductor has ferrite core. 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 Dispersion Scattering Absorption Polarisation Dispersion Scattering Absorption Polarisation ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A conductor is rotating with in a magnetic field. At which of the positions do the peak voltages occur? At right angles to the axis of the magnetic field. At an angle of 45° to the axis of the magnetic field. Anywhere. Along the axis of the magnetic field. At right angles to the axis of the magnetic field. At an angle of 45° to the axis of the magnetic field. Anywhere. Along the axis of the magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following statement regarding waveguides is incorrect? At waveguide can be coupled to a coaxial cable At frequencies below the cut off value the wave progresses across the waveguide after total reflections Waveguides can handle large power at UHF and microwaves Waveguides are usually air filled hollow conducting metallic tubes for transmitting UHF and microwaves At waveguide can be coupled to a coaxial cable At frequencies below the cut off value the wave progresses across the waveguide after total reflections Waveguides can handle large power at UHF and microwaves Waveguides are usually air filled hollow conducting metallic tubes for transmitting UHF and microwaves ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric flux in coulombs emanating from any surface of a cube containing C coulombs of charge at its centre is Q / 6ε. 4πQ / 6ε. Q / 4π. Q / 6. Q / 6ε. 4πQ / 6ε. Q / 4π. Q / 6. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A square corner reflector is used in which of the following? Point-to-point communication TV broadcast All of these Radio astronomy Point-to-point communication TV broadcast All of these Radio astronomy ANSWER DOWNLOAD EXAMIANS APP
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