Electromagnetic Field Theory The hysteresis loop of a magnetic material has an area of 5 cm2 with the scale given as 1 cm = 2 AT and 1 cm = 50 mwb At 50 Hz; the total hysteresis loss is 15 W. 25 W. 20 W. 50 W. 15 W. 25 W. 20 W. 50 W. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Magnetic current is composed of which of the following? Only displacement current. None of these Only conduction current. Both conduction and displacement current. Only displacement current. None of these Only conduction current. Both conduction and displacement current. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric field inside a hollow metallic charged sphere is increasing towards centre. zero. decreasing towards centre. none of above. increasing towards centre. zero. decreasing towards centre. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A fan blade of length 2R rotates in a time period T in a magnetic field B. The induced voltage in the blade is proportional to R2B / T. 2RBT. R2BT. RBT. R2B / T. 2RBT. R2BT. RBT. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory MUF is depend upon Electron density of the ionospheric layer Received frequency by receiver Height of ionospheric layer 11 year sun spot cycle Electron density of the ionospheric layer Received frequency by receiver Height of ionospheric layer 11 year sun spot cycle ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A long wire composed of a smooth round conductor runs above and parallel to the ground (assumed to be a large conducting plane). A high voltage exists between the conductor and the ground. The maximum electric stress occurs at the ground surface. upper surface of the conductor. lower surface of the conductor. midway between the conductor and ground. the ground surface. upper surface of the conductor. lower surface of the conductor. midway between the conductor and ground. ANSWER DOWNLOAD EXAMIANS APP
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