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. capacitance. mutual inductance. self inductance. series aiding inductance. capacitance. mutual inductance. self inductance. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A metal sphere with 1 m radius and a surface charge density of 10 coulombs/m2 is enclosed in a cube of 10 m side. The total outward electric displacement normal to the surface of the cube is 10 C. 5 C. None of above. 40π C. 10 C. 5 C. None of above. 40π C. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A conductor of length 100 cm moves at right angles to a magnetic field of flux density 1.5 Wb/m2 with a velocity of 50 m/s. The induced emf in the conductor will be 37.5 V. 150 V. 75 V. 50 V. 37.5 V. 150 V. 75 V. 50 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric field of 1.92 × 103 N/C is maintained across two plates separated by 0.015 m. Potential difference across plates will be 14.40 V. 2.88 V. 1.4 V. 28.8 V. 14.40 V. 2.88 V. 1.4 V. 28.8 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The electrical field strength at a distance point A due to a point charge +q, located at the origin, is 100 µl v/m. If the point charge is now enclosed by a perfectly conducting metal sheet sphere whose centre is at origin, A, outside the sphere, becomes 100 μ v/m. 0. - 100 μ v/m. None of above. 100 μ v/m. 0. - 100 μ v/m. None of above. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Coulombs law for the force between electric charges most closely resembles with Gauss theorem. Law of conservation of energy. Newtons law of gravitation. Newtons law of motion. Gauss theorem. Law of conservation of energy. Newtons law of gravitation. Newtons law of motion. ANSWER DOWNLOAD EXAMIANS APP
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