Magnetism and Electromagnetism Which of the following is a vector quantity? Magnetic field intensity Magnetic potential Relalative permeability Flux density Magnetic field intensity Magnetic potential Relalative permeability Flux density 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 increases continuously from initial value to final value decreases continuously from initial value to final value is constant and has same value in energy part of the magnetic field first increases and then decreases till it becomes zero increases continuously from initial value to final value decreases continuously from initial value to final value is constant and has same value in energy part of the magnetic field ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The relative permeability of materials is not constant. Diamagnetic Paramagnetic Ferromagnetic None of the listed here Diamagnetic Paramagnetic Ferromagnetic None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Gilbert is a unit of magnetomotive force conductance electromotive force permittivity magnetomotive force conductance electromotive force permittivity 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 0.25 AT/m 2500 AT/m 250 AT/m 25 AT/m 0.25 AT/m 2500 AT/m 250 AT/m ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The relative permeability is less than unity is case of Ferrits Diamagnetic material Ferromagnetic material Paramagnetic material Ferrits Diamagnetic material Ferromagnetic material Paramagnetic material ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS