Materials and Components With increase in temperature, the electrical conductivity would Decrease in metals as well as in intrinsic semiconductor Increase in metals but decrease in intrinsic semiconductor Decrease in metals but increase in intrinsic semiconductor Increase in metals as well as in intrinsic semiconductor Decrease in metals as well as in intrinsic semiconductor Increase in metals but decrease in intrinsic semiconductor Decrease in metals but increase in intrinsic semiconductor Increase in metals as well as in intrinsic semiconductor ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Which inductor is used at high frequencies? Ceramic cored Sheet steel cored Iron alloy cored Cast iron cored Ceramic cored Sheet steel cored Iron alloy cored Cast iron cored ANSWER DOWNLOAD EXAMIANS APP
Materials and Components In solid insulator materials having only one kind of atom, the types of polarization which exist are Electronic and ionic Electronic, ionic and permanent Electronic only Electronic and ionic Electronic, ionic and permanent Electronic only ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The phenomenon of dielectric hysteresis occurs with AC DC None of these Both AC and DC AC DC None of these Both AC and DC ANSWER DOWNLOAD EXAMIANS APP
Materials and Components When a material is in superconducting state and a magnetic field is applied The superconducting property is not affected The superconducting property may be destroyed The material may become an insulator The superconducting property may be affected and resistivity may increase from zero to a low value The superconducting property is not affected The superconducting property may be destroyed The material may become an insulator The superconducting property may be affected and resistivity may increase from zero to a low value ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The materials which become polarized on the application of mechanical stress are called piezoelectric. False True False True ANSWER DOWNLOAD EXAMIANS APP
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