Magnetism and Electromagnetism The electromagnet has 50 turns and a current of 1A flows through the coil. If the length of the magnet circuit is 200 mm, what is the magnetic field strength? 0.25 AT/m 25 AT/m 2500 AT/m 250 AT/m 0.25 AT/m 25 AT/m 2500 AT/m 250 AT/m ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Gilbert is a unit of electromotive force permittivity magnetomotive force conductance electromotive force permittivity magnetomotive force conductance ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism When an iron piece is placed in a magnetic field the iron piece will break the magnetic lines of force will bend away from their usual paths in order to go away from the piece the magnetic field will not be affected the magnetic lines of force will bend away from their usual paths in order to pass through the piece the iron piece will break the magnetic lines of force will bend away from their usual paths in order to go away from the piece the magnetic field will not be affected the magnetic lines of force will bend away from their usual paths in order to pass through the piece ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The commonly used material for shielding or screening magnetism is Soft iron Aluminium Copper Brass Soft iron Aluminium Copper Brass ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The direction of a magnetic field within a magnet is from north to south from south to north back to front front to back from north to south from south to north back to front front to back 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
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