Materials and Components A leakage capacitor can be represented by a capacitance C and resistance R in parallel C. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components When a dielectric material is subjected to alternating field, the absorption of energy by the material from the field is given by the imaginary part of polarizability. 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 High permittivity Permittivity which is neither high nor low Low permittivity Permittivity same as that of air High permittivity Permittivity which is neither high nor low Low permittivity ANSWER DOWNLOAD EXAMIANS APP
Materials and Components With increase in temperature, the electrical conductivity would 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 Decrease in metals as well as in intrinsic semiconductor ANSWER DOWNLOAD EXAMIANS APP
Materials and Components On the basis of the type of chemical bonds, solids may be classified into Ionic crystals, valence crystals, metal and vander wall crystals Ionic and valence crystals Ionic crystals Ionic crystal, valence crystals and metals Ionic crystals, valence crystals, metal and vander wall crystals Ionic and valence crystals Ionic crystals Ionic crystal, valence crystals and metals 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 small as compared to the number of valence electrons Is a very small fraction of the number of valence electrons Is about half the number of valence electrons Is almost equal to the number of valence electrons Is small as compared to the number of valence electrons Is a very small fraction of the number of valence electrons ANSWER DOWNLOAD EXAMIANS APP
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