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 initially increase and then decrease. remain the same. decrease. increase. initially increase and then decrease. remain the same. decrease. increase. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The tubes of force within the magnetic material are known as none of them. tubes of indication. magnetic flux. lines of force. none of them. tubes of indication. magnetic flux. lines of force. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The lagging of flux density behind the applied magnetising force is known as All of these permeance. flux. hysteresis. All of these permeance. flux. hysteresis. 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 60° to the direction of field. 75° to the direction of field. 45° to the direction of field. 30° to the direction of field. 60° to the direction of field. 75° to the direction of field. 45° to the direction of field. 30° to the direction of field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A loop antenna is a commonly used for Satellite communication All of these Direction finding Radar Satellite communication All of these Direction finding Radar ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In a dielectric material an applied field in x direction Ex = 5 v/m gives a polarization of px = 3/10π ux nc/m2. The susceptibility of the material is 4.32. Zero. Infinity. 2.16. 4.32. Zero. Infinity. 2.16. ANSWER DOWNLOAD EXAMIANS APP