Electromagnetic Field Theory A point charge in space is attracted towards a dielectric material because of the all of above. phenomenon of dielectric polarisation. dielectric hysteresis. maximisation of electrostatic flux. all of above. phenomenon of dielectric polarisation. dielectric hysteresis. maximisation of electrostatic flux. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric field on a place described by its potential V = 20 (r -1 + r-2) where r is the distance from the source. The field is due to Both of A and B. A monopole. A dipole. A quardra pole. Both of A and B. A monopole. A dipole. A quardra pole. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following is not a unit of flux? All of above. Maxwell. Telsa. Weber. All of above. Maxwell. Telsa. Weber. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A point pole has a strength of 4π × 10-4 weber. The force in newtons on a point pole of 4π × 1.5 × 10-4 weber placed at a distance of 10 cm from it will be 20 N. 7.5 N. 3.75 N. 15 N. 20 N. 7.5 N. 3.75 N. 15 N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Ohm’s law in point from field theory can be expressed as J = E / σ. V = IR. R = ρ × ( l / A). J = σE. J = E / σ. V = IR. R = ρ × ( l / A). J = σE. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In case of antenna the ratio of the power radiated in the desired direction to the power radiated in the opposite direction is known as Transmission efficiency Front to back ratio None of these Loss coefficient Transmission efficiency Front to back ratio None of these Loss coefficient ANSWER DOWNLOAD EXAMIANS APP
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