Magnetism and Electromagnetism The change of cross-sectional area of conductor in magnetic field will affect None of these reluctance of conductor both of the listed here resistance of conductor None of these reluctance of conductor both of the listed here resistance of conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism An electromagnetic field exists only when there is decreasing current current voltage an increasing current decreasing current current voltage an increasing current ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A material which is slightly repelled by a magnetic field is known as ferromagnetic material paramagnetic material conducting material diamagnetic material ferromagnetic material paramagnetic material conducting material diamagnetic material ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Temporary magnets are used in All of the listed here Motors Generators Loud speakers All of the listed here Motors Generators Loud speakers ANSWER DOWNLOAD EXAMIANS APP
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? 2500 AT/m 25 AT/m 250 AT/m 0.25 AT/m 2500 AT/m 25 AT/m 250 AT/m 0.25 AT/m ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Magnetic moment is a pole strength scalar quantity vector quantity universal constant pole strength scalar quantity vector quantity universal constant ANSWER DOWNLOAD EXAMIANS APP
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