Electromagnetic Field Theory A voltage waveform V(t) = 12t2 is applied across a 1H inductor for t = 0, with initial current through it being zero. The current through the inductor for t = 0 is given by 4t3. 12t3. 24t. 12t. 4t3. 12t3. 24t. 12t. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Midway between two equal and similar charges, a third equal and similar charge is placed, then this third charge will remain in stable equilibrium. not be equilibrium. be in unstable equilibrium. will move out of the field of influence of two charges. remain in stable equilibrium. not be equilibrium. be in unstable equilibrium. will move out of the field of influence of two charges. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A rectangular waveguide is a Hollow rectangular conducting tube through which electromagnetic waves can be propagat-ed Tube antenna to transmit and receive electromagnetic waves Hollow rectangular walled room carrying electromagnetic wave Rectangular conducting wire to propagate electromagnetic waves Hollow rectangular conducting tube through which electromagnetic waves can be propagat-ed Tube antenna to transmit and receive electromagnetic waves Hollow rectangular walled room carrying electromagnetic wave Rectangular conducting wire to propagate electromagnetic waves ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A conductor of length L has current I passing through it, when it is placed parallel to strong magnetic field. The force experienced by the conductor will be BI2L. BIL. BL2I. zero. BI2L. BIL. BL2I. zero. 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 Scattering Polarisation Dispersion Absorption Scattering Polarisation ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A solid sphere made of insulating material has a radius R and has a total charge Q distributed uniformly in its volume. What is the magnitude of electric field intensity, E, at a distance r (o less than r less than R) inside the sphere QR/(4π εo r3). Q/(4 π εo r3). 3 Qr/(4 π εo R3). Qr/(4 π εo R3). QR/(4π εo r3). Q/(4 π εo r3). 3 Qr/(4 π εo R3). Qr/(4 π εo R3). ANSWER DOWNLOAD EXAMIANS APP
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