Materials and Components Which inductor is used at high frequencies? Cast iron cored Iron alloy cored Ceramic cored Sheet steel cored Cast iron cored Iron alloy cored Ceramic cored Sheet steel cored ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Which inductor is linear? Iron alloy cored Air cored Cast iron cored Sheet steel cored Iron alloy cored Air cored Cast iron cored Sheet steel cored ANSWER DOWNLOAD EXAMIANS APP
Materials and Components On the basis of the type of chemical bonds, solids may be classified into Ionic crystals Ionic and valence crystals Ionic crystals, valence crystals, metal and vander wall crystals Ionic crystal, valence crystals and metals Ionic crystals Ionic and valence crystals Ionic crystals, valence crystals, metal and vander wall crystals Ionic crystal, valence crystals and metals ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The dielectric losses do not depend on frequency. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components For making a capacitor it is better to have a dielectric having Permittivity same as that of air Low permittivity High permittivity Permittivity which is neither high nor low Permittivity same as that of air Low permittivity High permittivity Permittivity which is neither high nor low ANSWER DOWNLOAD EXAMIANS APP
Materials and Components When a material is in superconducting state and a magnetic field is applied The superconducting property may be affected and resistivity may increase from zero to a low value The superconducting property is not affected The material may become an insulator The superconducting property may be destroyed The superconducting property may be affected and resistivity may increase from zero to a low value The superconducting property is not affected The material may become an insulator The superconducting property may be destroyed ANSWER DOWNLOAD EXAMIANS APP