The phenomenon of dielectric hysteresis occurs with None of these AC DC Both AC and DC TRUE ANSWER : ? YOUR ANSWER : ?
In an intrinsic semiconductor, at a given temperature T The number of electrons-hole pairs generated per second due to thermal motion are equal to the number of electron-hole pairs lost per second due to recombination The number of electron-hole pairs generated per second due to thermal motion is always less than the number of electron-hole pairs lost per second due to recombination Any of the above The number of electron hole pairs generated per second due to thermal motion is always more than the number of electron-hole pairs lost per second due to recombination TRUE ANSWER : ? YOUR ANSWER : ?
For making a capacitor it is better to have a dielectric having High permittivity Permittivity which is neither high nor low Low permittivity Permittivity same as that of air TRUE ANSWER : ? YOUR ANSWER : ?
A vacant electronic state moves in the same direction as would a positive charge carrier. False True TRUE ANSWER : ? YOUR ANSWER : ?
The materials which become polarized on the application of mechanical stress are called piezoelectric. True False TRUE ANSWER : ? YOUR ANSWER : ?
A leakage capacitor can be represented by a capacitance C and resistance R in parallel C. True False TRUE ANSWER : ? YOUR ANSWER : ?