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 In a half wave rectifier, the load current flows Only for the positive half cycle of the input signal For less than fourth cycle For full cycle Only for the negative half cycle of the input signal Only for the positive half cycle of the input signal For less than fourth cycle For full cycle Only for the negative half cycle of the input signal 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 holes Drift of electrons Drift of holes Diffusion of electrons Diffusion of holes Drift of electrons Drift of holes Diffusion of electrons 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. 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 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 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 200 mg 150 mg 500 mg 100 mg 200 mg 150 mg 500 mg ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits For a P-N diode, the number of minority carriers crossing the junction depends on Rate of thermal generation of electron hole pairs Forward bias voltage Potential barrier None of these Rate of thermal generation of electron hole pairs Forward bias voltage Potential barrier None of these ANSWER DOWNLOAD EXAMIANS APP
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