Magnetism and Electromagnetism The direction of a magnetic field within a magnet is from north to south from south to north front to back back to front from north to south from south to north front to back back to front ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the flux density when the flux is 5.5 Wb and the cross-sectional area is 6 × 10–3 m2? 91.7 T 9.7 T 91 T 917 T 91.7 T 9.7 T 91 T 917 T ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Main causes of noisy solenoid are Both of the listed here strong tendency of fan out of laminations at the end caused by repulsion among magnetic lines of force None of these uneven bearing surface, caused by dirt or uneven wear between moving and stationary parts Both of the listed here strong tendency of fan out of laminations at the end caused by repulsion among magnetic lines of force None of these uneven bearing surface, caused by dirt or uneven wear between moving and stationary parts ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the magneto-motive force in a 75-turn coil of wire when there are 4 A of current through it? 200 At 100 At 150 At 300 At 200 At 100 At 150 At 300 At ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The materials are a bit inferior conductors of magnetic flux than air. Diamagnetic Dielectric Ferromagnetic None of the listed here Diamagnetic Dielectric Ferromagnetic None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism An electromagnetic field exists only when there is an increasing current decreasing current current voltage an increasing current decreasing current current voltage ANSWER DOWNLOAD EXAMIANS APP
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