Electromagnetic Field Theory Two parallel plates are separated by a distance D charged by V volt. The field intensity E is given by, V × D² V / D V × D V² / D V × D² V / D V × D V² / D ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In an iron core coil the iron core is removed so that the coil becomes an air core coil. The inductance of the coil will decrease. remain the same. increase. initially increase and then decrease. decrease. remain the same. increase. initially increase and then decrease. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The operation of electric generators and motors depend on the intraction between magnetic field and Electric current. Commutator. Electric fields. Copper conductors. Electric current. Commutator. Electric fields. Copper conductors. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Ohm’s law in point from field theory can be expressed as J = σE. R = ρ × ( l / A). J = E / σ. V = IR. J = σE. R = ρ × ( l / A). J = E / σ. V = IR. 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 7.5 N. 15 N. 20 N. 3.75 N. 7.5 N. 15 N. 20 N. 3.75 N. 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
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