Electromagnetic Field Theory Two coils are coupled in such a way that the mutual inductance between them is 20 mH. If the inductances of the coils are 40 mH and 50 mH respectively, the coefficient of coupling is 0.447. 0.577. 0.477. 0.01. 0.447. 0.577. 0.477. 0.01. 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? Anywhere. At an angle of 45° to the axis of the magnetic field. Along the axis of the magnetic field. At right angles to the axis of the magnetic field. Anywhere. At an angle of 45° to the axis of the magnetic field. Along the axis of the magnetic field. At right angles to the axis of the magnetic field. 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 Absorption Polarisation Scattering Dispersion Absorption Polarisation Scattering ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Unit of electric flux density is coulomb / meter2. coulomb. weber / meter2. farad / meter. coulomb / meter2. coulomb. weber / meter2. farad / meter. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The useful magnetic flux obtainable from any closed surface is Both A and B Constant None of these Unity Both A and B Constant None of these Unity ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The electric flux is given D = (2y2 + z) Ix + 4xy Iy + x Iz C/m2. The volume charge density at point (-1, 0, 3) is - 4 C/m3. - 2 C/m3. 0 C/m3. - 8 C/m3. - 4 C/m3. - 2 C/m3. 0 C/m3. - 8 C/m3. ANSWER DOWNLOAD EXAMIANS APP
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