Magnetism and Electromagnetism Ferrites are a sub-group of Non-magnetic materials Paramagnetic material Ferri-magnetic material Ferro magnetic material Non-magnetic materials Paramagnetic material Ferri-magnetic material Ferro magnetic material ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism An electromagnetic field exists only when there is current decreasing current voltage an increasing current current decreasing current voltage an increasing current ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is not a unit of flux? Weber Tesla Maxwell All of the listed here Weber Tesla Maxwell All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetic reluctance of a material Increases with increasing cross-sec-tional area of material Does not vary with increasing cross-sectional area of material Decreases with increasing cross sectional area of material Any of the listed here Increases with increasing cross-sec-tional area of material Does not vary with increasing cross-sectional area of material Decreases with increasing cross sectional area of material Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The initial permeability of an iron rod is The permeability almost in non-magnetised state The lowest permeability of the iron rod The highest permeability of the iron rod The permeability at the end of the iron rod The permeability almost in non-magnetised state The lowest permeability of the iron rod The highest permeability of the iron rod The permeability at the end of the iron rod ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The commonly used material for shielding or screening magnetism is Copper Aluminium Soft iron Brass Copper Aluminium Soft iron Brass ANSWER DOWNLOAD EXAMIANS APP
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