Electronic Devices and Circuits For a NPN bipolar transistor, what is the main stream of current in the base region? Drift of holes Drift of electrons Diffusion of holes Diffusion of electrons Drift of holes Drift of electrons Diffusion of holes Diffusion of electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits When diodes are connected in series to increase voltage rating the peak inverse voltage per junction should not exceed half the breakdown voltage should not exceed one third the breakdown voltage should not exceed the breakdown voltage may be equal to or less than breakdown voltage should not exceed half the breakdown voltage should not exceed one third the breakdown voltage should not exceed the breakdown voltage may be equal to or less than breakdown voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits For a P-N diode, the number of minority carriers crossing the junction depends on Potential barrier Forward bias voltage Rate of thermal generation of electron hole pairs None of these Potential barrier Forward bias voltage Rate of thermal generation of electron hole pairs None of these 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. Both A and R are true but R is not a correct explanation of A A is false but R is true A is true but R is false Both A and R are true and R is correct explanation of A Both A and R are true but R is not a correct explanation of A A is false but R is true 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 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 by the same amount 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 increases The number of free electrons and holes increase by the same amount 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 increases ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In the sale of diamonds the unit of weight is carat. One carat is equal to 100 mg 500 mg 200 mg 150 mg 100 mg 500 mg 200 mg 150 mg ANSWER DOWNLOAD EXAMIANS APP
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