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 phase velocity. velocity of propagation. normal velocity. group velocity. phase velocity. velocity of propagation. normal velocity. group velocity. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Biot-Savarts law states the relation between magnetic intensity and filament current only. volume current only. surface current only. (A), (B), and (D) are all correct. filament current only. volume current only. surface current only. (A), (B), and (D) are all correct. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A satellite that simply reflect back the signals from one region of the earth to the other region is known as Geostationary satellite Active satellite Passive satellite Orbiting satellite Geostationary satellite Active satellite Passive satellite Orbiting satellite ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Coulombs law for the force between electric charges most closely resembles with Newtons law of gravitation. Newtons law of motion. Gauss theorem. Law of conservation of energy. Newtons law of gravitation. Newtons law of motion. Gauss theorem. Law of conservation of energy. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the value of total electric flux coming out of a closed surface? Equal to the surface charge density. Equal to volume change density. Zero. Equal to total charge enclosed by the surface. Equal to the surface charge density. Equal to volume change density. Zero. Equal to total charge enclosed by the surface. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An emf of 16 volts is induced in a coil of inductance 4 H. The rate of change of current must be 16 A / s. 32 A / s. 4 A / s. 64 A / s. 16 A / s. 32 A / s. 4 A / s. 64 A / s. ANSWER DOWNLOAD EXAMIANS APP
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