Electromagnetic Field Theory It was suggested by _____________ that the electric field should be imagined to be divided into tubes of force containing a fixed number of line of force Newton. Faraday. all of above. Kelvin. Newton. Faraday. all of above. Kelvin. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The developed electromagnetic force and or torque in electromechanical energy conversion system act in a direction that tends to increase the stored energy at constant flux. to decrease the stored energy at constant flux. to decrease the stored energy at constant mmf. to decrease the co-energy at constant mmf. to increase the stored energy at constant flux. to decrease the stored energy at constant flux. to decrease the stored energy at constant mmf. to decrease the co-energy at constant mmf. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The two windings of a transformer have an inductor of 2 H each. If mutual inductor between them is also 2 H, then transformer is an ideal transformer. it is a perfect transformer. none of these. turns ratio of the transformer is also two. transformer is an ideal transformer. it is a perfect transformer. none of these. turns ratio of the transformer is also two. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following is the unit of inductance? Milli- henry. Ohm. Ampere turns. Webers / m. Milli- henry. Ohm. Ampere turns. Webers / m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A plane wave in a homogeneous medium has E = 50 sin(108t + 2z) uy V/m. What is the direction of wave propagation y direction. z direction. – z direction. – y direction. y direction. z direction. – z direction. – y direction. 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. 2.28 A. 18.08 A. 4.56 A. 9.04 A. 2.28 A. 18.08 A. 4.56 A. 9.04 A. ANSWER DOWNLOAD EXAMIANS APP
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