Materials and Components If the number of atoms per unit volume of a monoatomic gas changes, the dielectric constant still remains constant. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The number of protons in a silicon atom are 12 8 14 4 12 8 14 4 ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Which inductor is used at high frequencies? Ceramic cored Cast iron cored Sheet steel cored Iron alloy cored Ceramic cored Cast iron cored Sheet steel cored Iron alloy cored ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The elements which become superconducting at extremely low temperatures are Relatively poor conductors at room temperature Insulators at room temperature Good conductors at room temperature Ferromagnetic at room temperature Relatively poor conductors at room temperature Insulators at room temperature Good conductors at room temperature Ferromagnetic at room temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Components With increase in temperature, the electrical conductivity would 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 Decrease in metals as well as in intrinsic semiconductor Increase in metals but decrease in intrinsic semiconductor ANSWER DOWNLOAD EXAMIANS APP
Materials and Components At room temperature the number of conducting electrons in an intrinsic semiconductor Is about half the number of valence electrons Is almost equal to the number of valence electrons Is a very small fraction of the number of valence electrons Is small as compared to the number of valence electrons Is about half the number of valence electrons Is almost equal to the number of valence electrons Is a very small fraction of the number of valence electrons Is small as compared to the number of valence electrons ANSWER DOWNLOAD EXAMIANS APP
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