Electromagnetic Field Theory The divergence of a vector is a scalar, while the curl of a vector is another Vector Unit vector None of these Scalar Vector Unit vector None of these Scalar ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In an iron core coil the iron core is removed so that the coil becomes an air core coil. The inductance of the coil will increase. initially increase and then decrease. remain the same. decrease. increase. initially increase and then decrease. remain the same. decrease. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnetic vector potential due to a single conductor carrying current is none of tha above. zero. finite. infinite. none of tha above. zero. finite. infinite. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In above problem the induced emf will be reduced to half if the conductor moves an angle of 75° to the direction of field. 30° to the direction of field. 60° to the direction of field. 45° to the direction of field. 75° to the direction of field. 30° to the direction of field. 60° to the direction of field. 45° to the direction of field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In an impedance smith chart, a clockwise movement along a constant resistance circle gives rise to An increase in the value of reactance Decrease in the value of reactance No change in the impedance value No change in the reactance value An increase in the value of reactance Decrease in the value of reactance No change in the impedance value No change in the reactance value ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A wire carrying current is bent in the form of a circular loop. Then the magnetic field around each portion of the wire will be parallel to the plane of the wire. none of above. perpendicular to the circumference of the wire. parallel to half portion and perpendicular for the other half. parallel to the plane of the wire. none of above. perpendicular to the circumference of the wire. parallel to half portion and perpendicular for the other half. ANSWER DOWNLOAD EXAMIANS APP
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