Electronic Devices and Circuits In a bipolar transistor, the emitter base junction has Zero bias Reverse bias Forward bias Zero or reverse bias Zero bias Reverse bias Forward bias Zero or reverse bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits How many free electrons does a p type semiconductor has? Only those produced by thermal energy Those produced by doping as well as thermal energy Any of the above Only those produced by doping Only those produced by thermal energy Those produced by doping as well as thermal energy Any of the above Only those produced by doping ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In monolithic ICs, all the components are fabricated by Diffusion process None Oxidation Evaporation Diffusion process None Oxidation Evaporation 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 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 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 Which one of the following is not a characteristic of a ferroelectric material? High dielectric constant Ferroelectric characteristic only above the curie point No hysteresis Electric dipole moment High dielectric constant Ferroelectric characteristic only above the curie point No hysteresis Electric dipole moment ANSWER DOWNLOAD EXAMIANS APP
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