Magnetism and Electromagnetism The main constituent of permalloy is Tungsten Nickel Chromium Cobalt Tungsten Nickel Chromium Cobalt ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetomotive force is The passage of magnetic field through an exciting coil The flow of an electric current The voltage across the two ends of exciting coil The sum of all currents embraced by one line of magnetic field The passage of magnetic field through an exciting coil The flow of an electric current The voltage across the two ends of exciting coil The sum of all currents embraced by one line of magnetic field ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is not a unit of flux? Maxwell Weber All of the listed here Tesla Maxwell Weber All of the listed here Tesla ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The ability of a material to remain magnetized after removal of the magnetizing force is known as retentivity permeability hysteresis reluctance retentivity permeability hysteresis reluctance ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is a ferromagnetic material? Aluminium Copper Nickel Tungsten Aluminium Copper Nickel Tungsten 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? 25 AT/m 250 AT/m 0.25 AT/m 2500 AT/m 25 AT/m 250 AT/m 0.25 AT/m 2500 AT/m ANSWER DOWNLOAD EXAMIANS APP
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