Electromagnetic Field Theory Find H for centre of solenoid having finite length d = 1 unit where N = no of turns = 500, I = 2 A. 500. None of these. 100. 1000. 500. None of these. 100. 1000. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic vector potential is given by the expression A = (- cos x) (cos y) uz. The flux density at the origin is 2 ux. – 2 ux. 0. – uy. 2 ux. – 2 ux. 0. – uy. 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? None of these Dust particles may not accumulate Rain drops may not collect Charge per unit area becomes very high for lightening to discharge None of these Dust particles may not accumulate Rain drops may not collect Charge per unit area becomes very high for lightening to discharge ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric field strength of charge Decrease with square distance. Increase distance. Increase square distance. Decrease with distance. Decrease with square distance. Increase distance. Increase square distance. Decrease with distance. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A wire carrying current is bent in the form of a circular loop. Then the magnetic field around each portion of the wire will be perpendicular to the circumference of the wire. none of above. parallel to the plane of the wire. parallel to half portion and perpendicular for the other half. perpendicular to the circumference of the wire. none of above. parallel to the plane of the wire. parallel to half portion and perpendicular for the other half. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Skin depth is proportional to √(σ). Frequency. Permeability. 1/√σ. √(σ). Frequency. Permeability. 1/√σ. ANSWER DOWNLOAD EXAMIANS APP
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