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. 10π coulombs. 80π coulombs. none of these. 40π coulombs. 10π coulombs. 80π coulombs. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A plane wave in a homogeneous medium has E = 50 sin(108t + 2z) uy V/m. What is the direction of wave propagation z direction. – z direction. y direction. – y direction. z direction. – z direction. y direction. – y direction. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic circuit requires 800 AT to produce a certain quantity of flux in a magnetic circuit. If its excitation coil has 100 turns and 5 Ohm resistance, the voltage to be applied in exciting coil is 8 V. 80 V. 60 V. 40 V. 8 V. 80 V. 60 V. 40 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory 1 Tesla = 1 wb . 1 wb/ m2. 1 wb/m. 1 wb- m2. 1 wb . 1 wb/ m2. 1 wb/m. 1 wb- m2. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The operation of electric generators and motors depend on the intraction between magnetic field and Electric current. Copper conductors. Commutator. Electric fields. Electric current. Copper conductors. Commutator. Electric fields. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A wire 1 m long carries a current of 5A and is at an angle of 30o with B = 1.5 wb/m2. Magnitude of force is 2 N. 3.75 N. 5 N. 2.5 N. 2 N. 3.75 N. 5 N. 2.5 N. ANSWER DOWNLOAD EXAMIANS APP
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