Electromagnetic Field Theory The Kirchhoff’s current law is implict in expression Curl of H = J + (δ D)/(δ t). Divergence of D = ρv. Surface integral of (j.ds) = 0. Divergence of B = 0. Curl of H = J + (δ D)/(δ t). Divergence of D = ρv. Surface integral of (j.ds) = 0. Divergence of B = 0. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The potential that appears at a point in space due to the current which caused it is called potential Accelerating Lagging the current Retardation Oscillating Accelerating Lagging the current Retardation Oscillating ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following is true for a purely inductive circuit ? Actual power of the circuit is zero. Apparent power of the circuit is zero. Any capacitance even if present in the circuit will not be charged. Reactive power of the circuit is zero. Actual power of the circuit is zero. Apparent power of the circuit is zero. Any capacitance even if present in the circuit will not be charged. Reactive power of the circuit is zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In order to minimize loss due to hysteresis the magnetic material should have large coercivity. high resistivity. high hysteresis coefficient. small B-H loop area. large coercivity. high resistivity. high hysteresis coefficient. small B-H loop area. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The frequency range for satellite communication is 3000 to 30000 MHz 30000 to 300000 MHz 300 to 3000 kHz 3 to 30 kHz 3000 to 30000 MHz 30000 to 300000 MHz 300 to 3000 kHz 3 to 30 kHz ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If in a 1 mF capacitor, an instantaneous displacement current of 1 A is to be established in the spaces between its plates then it is possible by applying 106 Amp. 106 volts/sec. 106 Amp/sec. 106 volts. 106 Amp. 106 volts/sec. 106 Amp/sec. 106 volts. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS