Electronic Devices and Circuits An intrinsic silicon sample has 1 million free electrons at room temperature. As the temperature is increased The number of free electrons increases The number of free electrons and holes increase by the same amount The number of free electrons and holes increase but not by the same amount The number of free electrons increases but the number of holes decreases The number of free electrons increases The number of free electrons and holes increase by the same amount The number of free electrons and holes increase but not by the same amount The number of free electrons increases but the number of holes decreases ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The most commonly used semiconductor material is None of these Mixture of silicon and germanium Silicon Germanium None of these Mixture of silicon and germanium Silicon Germanium ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Power diodes are generally Silicon diodes None of these Germanium diodes Either of the above Silicon diodes None of these Germanium diodes Either of the above ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A JFET can be used as a current source.Reason (R): In beyond pinch off region the current in JFET is nearly constant. A is false but R is true Both A and R are true but R is not a correct explanation of A A is true but R is false Both A and R are true and R is correct explanation of A A is false but R is true Both A and R are true but R is not a correct explanation of A A is true but R is false Both A and R are true and R is correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The sensitivity of human eyes is maximum at Green portion of spectrum White portion of spectrum Violet portion of spectrum Red portion of spectrum Green portion of spectrum White portion of spectrum Violet portion of spectrum Red portion of spectrum ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Forbidden energy gap in germanium at 0 K is about 10 eV 5 eV 2 eV 0.78 eV 10 eV 5 eV 2 eV 0.78 eV ANSWER DOWNLOAD EXAMIANS APP
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