Electromagnetic Field Theory The useful magnetic flux obtainable from any closed surface is None of these Both A and B Constant Unity None of these Both A and B Constant Unity ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A coil of 300 turns is wound on a non magnetic core having a mean circumference of 300 mm and a cross sectional area of 300 mm2. The inductance of the coil corresponding to a magnetizing current of 6 A will be 37.68 μH. 3.768 μH. 1.1304 μH. 113.04 μH. 37.68 μH. 3.768 μH. 1.1304 μH. 113.04 μH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The emf induced in a conductor rotating in bipolar field is DC and AC both. DC. AC. none of these. DC and AC both. DC. AC. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following is zero in relation to electromagnetic fields? Grad div A. Curl curl A. Div grad V. Div curl A. Grad div A. Curl curl A. Div grad V. Div curl A. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The work done by a force F = 4un - 3uy + 2uz N in giving a 1nC charge a displacement of (10 ux + 2uy - 7uz) m is 100 nj. 20 nj. 60 nj. 40 nj. 100 nj. 20 nj. 60 nj. 40 nj. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The static electric field in a conductor is Unity None of these Infinity Zero Unity None of these Infinity Zero ANSWER DOWNLOAD EXAMIANS APP
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