Electromagnetic Field Theory If the static magnetic flux density is B, then Divergence of B = J. Curl of B = 0. Divergence of B = 0. Curl of B = J. Divergence of B = J. Curl of B = 0. Divergence of B = 0. Curl of B = J. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An insulated metal sphere of 20 cm diameter is charged by rubbing with charges 2 × 10-8 C. Potential developed will be 900 V. 1800 V. 0 V. 200 V. 900 V. 1800 V. 0 V. 200 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In order to minimize loss due to hysteresis the magnetic material should have high resistivity. large coercivity. high hysteresis coefficient. small B-H loop area. high resistivity. large coercivity. high hysteresis coefficient. small B-H loop area. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of this statement is not characteristic of a static magnetic field it is solenoidal. it has no sink or sources. it is conservative. magnetic flux lines are always closed. it is solenoidal. it has no sink or sources. it is conservative. magnetic flux lines are always closed. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory It is best to use for coupling a coaxial line to a parallel wire transmission line. Directional Coupler Tee Balun Slotted line Directional Coupler Tee Balun Slotted line 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 current of 3 A will be 37.68 µH. 113.04 mH. 113.04 µH. 37.68 mH. 37.68 µH. 113.04 mH. 113.04 µH. 37.68 mH. ANSWER DOWNLOAD EXAMIANS APP
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