Electromagnetic Field Theory A point charge in space is attracted towards a dielectric material because of the all of above. maximisation of electrostatic flux. phenomenon of dielectric polarisation. dielectric hysteresis. all of above. maximisation of electrostatic flux. phenomenon of dielectric polarisation. dielectric hysteresis. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The transmitting antennas for lower frequencies (below 500 kHz) are generally Vertical grounded wire type Any of the above Parabolic reflector type Horizontal suspended wire type Vertical grounded wire type Any of the above Parabolic reflector type Horizontal suspended wire type ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In a perfect conductor the incident and reflected wave combine to produce A standing wave which is not progressing None of these A stronger reflected wave A stronger incident wave A standing wave which is not progressing None of these A stronger reflected wave A stronger incident wave ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In a lossless medium the intrinsic impedance η = 60π and μr = 1. The relative dielectric constant εr shall be 1. 8. 4. 2. 1. 8. 4. 2. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A conductor is rotating with in a magnetic field. At which of the positions do the peak voltages occur? Along the axis of the magnetic field. At right angles to the axis of the magnetic field. At an angle of 45° to the axis of the magnetic field. Anywhere. Along the axis of the magnetic field. At right angles to the axis of the magnetic field. At an angle of 45° to the axis of the magnetic field. Anywhere. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The work done by a force F = 4un - 3uy + 2uz N in giving a 1nC charge a displacement of (10 ux + 2uy - 7uz) m is 60 nj. 40 nj. 20 nj. 100 nj. 60 nj. 40 nj. 20 nj. 100 nj. ANSWER DOWNLOAD EXAMIANS APP
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