Electromagnetic Field Theory If the static magnetic flux density is B, then Divergence of B = J. Divergence of B = 0. Curl of B = J. Curl of B = 0. Divergence of B = J. Divergence of B = 0. Curl of B = J. Curl of B = 0. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory As a result of reflection from a plane conducting wall, electromagnetic waves acquire an apparent velocity greater than the velocity of light in space. This is called the normal velocity. phase velocity. group velocity. velocity of propagation. normal velocity. phase velocity. group velocity. velocity of propagation. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two coupled coils with L1 = L2 = 0.6 H have a coupling coefficient of K = 0.8. The turns ratio N1/N2 is 1. 0.5. 4. 2. 1. 0.5. 4. 2. 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 200 V. 0 V. 1800 V. 900 V. 200 V. 0 V. 1800 V. 900 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In an impedance smith chart, a clockwise movement along a constant resistance circle gives rise to Decrease in the value of reactance No change in the impedance value No change in the reactance value An increase in the value of reactance Decrease in the value of reactance No change in the impedance value No change in the reactance value An increase in the value of reactance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Magnetic field intensity at centre of circular coil, of diameter 1 m and carrying a current of 2 A is 2 A/m. 4 A/m. 1 A/m. 8 A/m. 2 A/m. 4 A/m. 1 A/m. 8 A/m. ANSWER DOWNLOAD EXAMIANS APP
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