Magnetism and Electromagnetism The materials are a bit inferior conductors of magnetic flux than air. Diamagnetic Dielectric None of the listed here Ferromagnetic Diamagnetic Dielectric None of the listed here Ferromagnetic ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The induced voltage across a stationary conductor in a stationary magnetic field is increased reversed in polarity zero decreased increased reversed in polarity zero decreased ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the flux density in a magnetic field in which the flux in 0.1 m2 is 600 Wb? 600 T 6 T 6,000 T 600 T 600 T 6 T 6,000 T 600 T ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism When the current through the coil of an electromagnet reverses, the magnetic field expands magnetic field collapses direction of the magnetic field reverses direction of the magnetic field remains unchanged magnetic field expands magnetic field collapses direction of the magnetic field reverses direction of the magnetic field remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the magneto-motive force (mmf) of a wire with 8 turns carrying three amperes of current? 240 At 2.4 At 24 At 2,400 At 240 At 2.4 At 24 At 2,400 At ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism In a simple magnetic field the strength of magnet flux increases continuously from initial value to final value is constant and has same value in energy part of the magnetic field first increases and then decreases till it becomes zero decreases continuously from initial value to final value increases continuously from initial value to final value is constant and has same value in energy part of the magnetic field first increases and then decreases till it becomes zero decreases continuously from initial value to final value ANSWER DOWNLOAD EXAMIANS APP
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