Electromagnetic Field Theory An infinite non conducting sheet of charge has σ of 10-7 c/m3. Equipotential surface for a potential of 10 volts is. 0. 0.88 mm. 1.32 mm. 1.77 mm. 0. 0.88 mm. 1.32 mm. 1.77 mm. 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. 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. 60° to the direction of field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Due to which of the following reasons a lightning conductor on top of a building is made into a pointed spike? Dust particles may not accumulate Charge per unit area becomes very high for lightening to discharge None of these Rain drops may not collect Dust particles may not accumulate Charge per unit area becomes very high for lightening to discharge None of these Rain drops may not collect ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Cork Screw rule is used to find direction of magnetic field. direction of current. direction of emf. direction of electric field. direction of magnetic field. direction of current. direction of emf. direction of electric field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An emf of 16 volts is induced in a coil of inductance 4 H. The rate of change of current must be 4 A / s. 16 A / s. 64 A / s. 32 A / s. 4 A / s. 16 A / s. 64 A / s. 32 A / s. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If the static magnetic flux density is B, then Divergence of B = J. Curl of B = J. Curl of B = 0. Divergence of B = 0. Divergence of B = J. Curl of B = J. Curl of B = 0. Divergence of B = 0. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS