Electromagnetic Field Theory The lagging of flux density behind the applied magnetising force is known as hysteresis. permeance. All of these flux. hysteresis. permeance. All of these flux. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An inductor designed with 400 turns coil wound on an iron core of 16 cm2 cross sectional area and with a cut of air gap length of 1 mm. The coil is connected to a 230 V, 50 Hz supply. Neglected coil resistance, core loss, iron reluctance and leakage inductance. Find the current in the inductor. 18.08 A. 9.04 A. 2.28 A. 4.56 A. 18.08 A. 9.04 A. 2.28 A. 4.56 A. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A vector field A = p In is given in Cartesian coordinates. In cylindrical coordinates it will be represented as A = cosφ Ir - sinφ Ir. A = cosφ Ir. A = sinφ Ir. A = cosφ Ir + sinφ Iφ. A = cosφ Ir - sinφ Ir. A = cosφ Ir. A = sinφ Ir. A = cosφ Ir + sinφ Iφ. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnetic intensity in A/m at the centre of circular coil of diameter 1m and carrying a current of 2A is 3. 8. 4. 2. 3. 8. 4. 2. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following will increase the antenna radiation efficiency? Any of the above Providing insulation on conductor Use of larger section of conductor Top loading of antenna Any of the above Providing insulation on conductor Use of larger section of conductor Top loading of antenna ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Magnetic current is composed of which of the following? Only displacement current. Both conduction and displacement current. Only conduction current. None of these Only displacement current. Both conduction and displacement current. Only conduction current. None of these ANSWER DOWNLOAD EXAMIANS APP
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