Electromagnetic Field Theory Find the length of a conductor which is moving with a velocity 0.4m/s in a magnetic field of 8T, inducing an emf of 20V. 0.5m. 6.25m. 5.25m. 0.6m. 0.5m. 6.25m. 5.25m. 0.6m. ANSWER DOWNLOAD EXAMIANS APP
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 12t. 4t3. 12t3. 24t. 12t. 4t3. 12t3. 24t. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In above question no. 9, the average force on the core to reduce the air gap will be 832.29 N. 1666.22 N. 3332.47 N. 6664.8 N. 832.29 N. 1666.22 N. 3332.47 N. 6664.8 N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric field on a place described by its potential V = 20 (r -1 + r-2) where r is the distance from the source. The field is due to A quardra pole. Both of A and B. A monopole. A dipole. A quardra pole. Both of A and B. A monopole. A dipole. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the value of magnetic vector potential due to an infinitesimally small current element, evaluated at infinite distance from it? Zero. Unity. Infinity. Depends on strength of current element. Zero. Unity. Infinity. Depends on strength of current element. 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. 106 volts/sec. 106 Amp/sec. 106 Amp. 106 volts. 106 volts/sec. 106 Amp/sec. ANSWER DOWNLOAD EXAMIANS APP
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