Electromagnetic Field Theory Gradient of scalar field is expressed as Outward flux of a vector field per unit volume as the volume about the point tends to zero. Gradient of divergence of a vector field minus the curl of the vector field. Circulation of a vector field per unit area as the area tends to zero. Maximum rate of increase of scalar function at a point. Outward flux of a vector field per unit volume as the volume about the point tends to zero. Gradient of divergence of a vector field minus the curl of the vector field. Circulation of a vector field per unit area as the area tends to zero. Maximum rate of increase of scalar function at a point. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A plane wave in a homogeneous medium has E = 50 sin(108t + 2z) uy V/m. What is the direction of wave propagation – z direction. – y direction. y direction. z direction. – z direction. – y direction. y direction. z direction. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Midway between two equal and similar charges, a third equal and similar charge is placed, then this third charge will be in unstable equilibrium. will move out of the field of influence of two charges. remain in stable equilibrium. not be equilibrium. be in unstable equilibrium. will move out of the field of influence of two charges. remain in stable equilibrium. not be equilibrium. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In an inductor current cannot change abruptly. Comment on the statement. Cannot comment. True. True partially. False. Cannot comment. True. True partially. False. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory 1 Tesla = 1 wb . 1 wb- m2. 1 wb/ m2. 1 wb/m. 1 wb . 1 wb- m2. 1 wb/ m2. 1 wb/m. 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? At an angle of 45° to the axis of the magnetic field. Anywhere. At right angles to the axis of the magnetic field. Along the axis of the magnetic field. At an angle of 45° to the axis of the magnetic field. Anywhere. At right angles to the axis of the magnetic field. Along the axis of the magnetic field. ANSWER DOWNLOAD EXAMIANS APP
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