Electromagnetic Field Theory In case of antenna the ratio of the power radiated in the desired direction to the power radiated in the opposite direction is known as Front to back ratio None of these Transmission efficiency Loss coefficient Front to back ratio None of these Transmission efficiency Loss coefficient 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 40π coulombs. 80π coulombs. 10π coulombs. none of these. 40π coulombs. 80π coulombs. 10π coulombs. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In case of all flux from the current in coil 1 links with coil 2, the coefficient of coupling will be 0.5. 2.0. Zero. 1.0. 0.5. 2.0. Zero. 1.0. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of this statement is not characteristic of a static magnetic field 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. it is solenoidal. it has no sink or sources. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two point charges (Q and – Q) are situated at the vertex of the square. If potential at another vertex is 2 V, so potential at opposite vertex (diagonally) is 2 V. Zero. 1 V. √ 2 V. 2 V. Zero. 1 V. √ 2 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The property of the coil by which a counter emf is induced in it when the current through the coil changes is known as series aiding inductance. self inductance. mutual inductance. capacitance. series aiding inductance. self inductance. mutual inductance. capacitance. ANSWER DOWNLOAD EXAMIANS APP
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