Electromagnetic Field Theory The virtual height of an ionospheric layer is __________ true height Higher than Less than No relation Equal to Higher than Less than No relation Equal to 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. 60° to the direction of field. 30° to the direction of field. 45° to the direction of field. 75° to the direction of field. 60° to the direction of field. 30° to the direction of field. 45° to the direction of field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The skip distance is the maximum distance upto which ionospheric reflection is possible. False True False True ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A Yagi antenna has a driven antenna With a reflector and one or more directors With a reflector With one or more directors Only With a reflector and one or more directors With a reflector With one or more directors Only ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A point charge in space is attracted towards a dielectric material because of the maximisation of electrostatic flux. all of above. phenomenon of dielectric polarisation. dielectric hysteresis. maximisation of electrostatic flux. all of above. phenomenon of dielectric polarisation. dielectric hysteresis. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Plane z = 10 m carries charge 20 C/m2. The electric field intensity at the origin is – 72 πuz v/m. – 18 πuz v/m. – 360 πuz v/m. – 10 uz v/m. – 72 πuz v/m. – 18 πuz v/m. – 360 πuz v/m. – 10 uz v/m. ANSWER DOWNLOAD EXAMIANS APP
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