Electromagnetic Field Theory Ohm’s law in point from field theory can be expressed as J = E / σ. R = ρ × ( l / A). V = IR. J = σE. J = E / σ. R = ρ × ( l / A). V = IR. J = σE. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two straight parallel conductors carry equal currents in opposite direction. The force between them is repulsive. zero. none of above. attractive. repulsive. zero. none of above. attractive. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If the static magnetic flux density is B, then Curl of B = J. Divergence of B = 0. Curl of B = 0. Divergence of B = J. Curl of B = J. Divergence of B = 0. Curl of B = 0. Divergence of B = J. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory MUF is depend upon Height of ionospheric layer 11 year sun spot cycle Electron density of the ionospheric layer Received frequency by receiver Height of ionospheric layer 11 year sun spot cycle Electron density of the ionospheric layer Received frequency by receiver ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The useful magnetic flux obtainable from any closed surface is Both A and B Constant None of these Unity Both A and B Constant None of these Unity ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two parallel plates are separated by a distance D charged by V volt. The field intensity E is given by, V / D V × D² V² / D V × D V / D V × D² V² / D V × D ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS