Magnetism and Electromagnetism A permeable substance is one Which is a bad conductor Which is a good conductor Which is a strong magnet Through which the magnetic lines of force can pass very easily Which is a bad conductor Which is a good conductor Which is a strong magnet Through which the magnetic lines of force can pass very easily ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism For which of the following materials the net magnetic moment should be zero? ferrimagnetic materials diamagnetic materials antiferromagnetic materials antiferrimagnetic materials ferrimagnetic materials diamagnetic materials antiferromagnetic materials antiferrimagnetic materials ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The relative permeability is less than unity is case of Diamagnetic material Paramagnetic material Ferromagnetic material Ferrits Diamagnetic material Paramagnetic material Ferromagnetic material Ferrits ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetism left in the iron after exciting field has been removed is known as residual magnetism reluctance susceptance permeance residual magnetism reluctance susceptance permeance ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the magneto-motive force (mmf) of a wire with 8 turns carrying three amperes of current? 2,400 At 240 At 2.4 At 24 At 2,400 At 240 At 2.4 At 24 At ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the reluctance of a material that has a length of 0.07 m, a cross-sectional area of 0.014 m2, and a permeability of 4,500 Wb/At × m? 11 At/Wb 1 At/Wb 1111 At/Wb 111 At/Wb 11 At/Wb 1 At/Wb 1111 At/Wb 111 At/Wb ANSWER DOWNLOAD EXAMIANS APP
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