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 12t3. 12t. 4t3. 24t. 12t3. 12t. 4t3. 24t. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If a and b are the dimensions of waveguide then a = 2b a = b/4 a = b a = 3b a = 2b a = b/4 a = b a = 3b 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 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. remain in stable equilibrium. not be equilibrium. be in unstable equilibrium. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnitude of the induced emf in a conductor depends upon on the amount of flux cut. rate of change of flux linkage. amount of flux linkage. flux density of the magnetic field. amount of flux cut. rate of change of flux linkage. amount of flux linkage. flux density of the magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following is zero in relation to electromagnetic fields? Grad div A. Curl curl A. Div grad V. Div curl A. Grad div A. Curl curl A. Div grad V. Div curl A. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In order to minimize loss due to hysteresis the magnetic material should have large coercivity. small B-H loop area. high resistivity. high hysteresis coefficient. large coercivity. small B-H loop area. high resistivity. high hysteresis coefficient. ANSWER DOWNLOAD EXAMIANS APP
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