Electronic Devices and Circuits Work function is the maximum energy required by the fastest electron at 0 K to escape from the metal surface. True False True False ANSWER DOWNLOAD EXAMIANS APP
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 and holes increase but not by the same amount The number of free electrons and holes increase by the same amount The number of free electrons increases The number of free electrons increases but the number of holes decreases The number of free electrons and holes increase but not by the same amount The number of free electrons and holes increase by the same amount The number of free electrons increases The number of free electrons increases but the number of holes decreases ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits For a NPN bipolar transistor, what is the main stream of current in the base region? Diffusion of electrons Diffusion of holes Drift of holes Drift of electrons Diffusion of electrons Diffusion of holes Drift of holes Drift of electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Forbidden energy gap in germanium at 0 K is about 5 eV 2 eV 0.78 eV 10 eV 5 eV 2 eV 0.78 eV 10 eV ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A p-n junction has high resistance in reverse direction.Reason (R): When a reverse bias is applied to p-n junction, the width of depletion layer increases. A is true but R is false A is false but R is true Both A and R are true but R is not a correct explanation of A Both A and R are true and R is correct explanation of A A is true but R is false A is false but R is true Both A and R are true but R is not a correct explanation of A Both A and R are true and R is correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In monolithic ICs, all the components are fabricated by Evaporation Oxidation Diffusion process None Evaporation Oxidation Diffusion process None ANSWER DOWNLOAD EXAMIANS APP
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