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. group velocity. phase velocity. velocity of propagation. normal velocity. group velocity. phase velocity. velocity of propagation. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A metal surface with 1 meter radius and surface charge density of 20 coulombs / m2 is enclosed in a 10 m side cube. The total outward electric displacement normal to the surface of the cube is none of these. 10π coulombs. 40π coulombs. 80π coulombs. none of these. 10π coulombs. 40π coulombs. 80π coulombs. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The right hand rule for determining the direction of the induced EMF was introduced by Faraday Fleming Lenz Maxwell Faraday Fleming Lenz Maxwell ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory For DC voltage an inductor is virtually a open circuit. short circuit. depends on magnitude of voltage. depends on polarity. open circuit. short circuit. depends on magnitude of voltage. depends on polarity. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The radiation pattern of loop antenna is Circle Elliptical Cardoid or Limacon Semicircle Circle Elliptical Cardoid or Limacon Semicircle ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Cork Screw rule is used to find direction of magnetic field. direction of electric field. direction of emf. direction of current. direction of magnetic field. direction of electric field. direction of emf. direction of current. ANSWER DOWNLOAD EXAMIANS APP
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