Magnetism and Electromagnetism The materials having low retentivity are suitable for making None of the listed here Temporary Magnet Weak magnet Permanent magnet None of the listed here Temporary Magnet Weak magnet Permanent magnet 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
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? 100 At 200 At 300 At 150 At 100 At 200 At 300 At 150 At ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism If the steel disk in a crankshaft position sensor has stopped with the tab in the magnet's air gap, the induced voltage Decrease Is zero Increase None of the listed here Decrease Is zero Increase None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Unit for quantity of electricity is Ampere Joule Ampere-hour Coulomb Ampere Joule Ampere-hour Coulomb ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism When a solenoid is activated, the force that moves the plunger is an electromagnetic field a steady current a permanent magnetic field varying voltage an electromagnetic field a steady current a permanent magnetic field varying voltage ANSWER DOWNLOAD EXAMIANS APP
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