Electromagnetic Field Theory MUF is highest in periods of greatest sunspot activity. True False True False ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnetic field at any point on the axis of current carrying circular coil will be zero. at an angle 45o with the axis. perpendicular to axis. parallel to axis. zero. at an angle 45o with the axis. perpendicular to axis. parallel to axis. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The minimum height of outer atmosphere is 400 km 200 km 100 km 150 km 400 km 200 km 100 km 150 km 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. none of these. 80π coulombs. 10π coulombs. 40π coulombs. none of these. 80π coulombs. 10π coulombs. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnitude of the induced emf in a conductor depends upon on the flux density of the magnetic field. amount of flux linkage. rate of change of flux linkage. amount of flux cut. flux density of the magnetic field. amount of flux linkage. rate of change of flux linkage. amount of flux cut. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the unit of magnetic charge Ampere. Ampere meter. Coulomb. Ampere-meter square. Ampere. Ampere meter. Coulomb. Ampere-meter square. ANSWER DOWNLOAD EXAMIANS APP
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