Magnetism and Electromagnetism Ferrites are materials. Paramagnetic Ferromagnetic Diamagnetic None of the listed here Paramagnetic Ferromagnetic Diamagnetic None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The unit for permeability is At/Wb Wb/At × m Wb At/m At/Wb Wb/At × m Wb At/m ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The stray line of magnetic flux is defined as A line vertical to the flux lines A line of magnetic flux which does not follow the designed path The mean length of a ring shaped coil A line of magnetic flux in a non-uniform field A line vertical to the flux lines A line of magnetic flux which does not follow the designed path The mean length of a ring shaped coil A line of magnetic flux in a non-uniform field ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A certain amount of current flows through a ring shaped coil with fixed number of turns. How does the magnetic induction B varies inside the coil if an iron core is threaded into coil without dimensional change of coil? Remains same First increases and then decreases depending on the depth of iron in¬sertion Decreases Increases Remains same First increases and then decreases depending on the depth of iron in¬sertion Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Ferrites are a sub-group of Ferro magnetic material Paramagnetic material Non-magnetic materials Ferri-magnetic material Ferro magnetic material Paramagnetic material Non-magnetic materials Ferri-magnetic material ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism In a simple magnetic field the strength of magnet flux first increases and then decreases till it becomes zero decreases continuously from initial value to final value is constant and has same value in energy part of the magnetic field increases continuously from initial value to final value first increases and then decreases till it becomes zero decreases continuously from initial value to final value is constant and has same value in energy part of the magnetic field increases continuously from initial value to final value ANSWER DOWNLOAD EXAMIANS APP
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