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 bipolar transistor, the emitter base junction has Zero bias Zero or reverse bias Reverse bias Forward bias Zero bias Zero or reverse bias Reverse bias Forward 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 Only those produced by doping Those produced by doping as well as thermal energy Any of the above Only those produced by thermal energy Only those produced by doping Those produced by doping as well as thermal energy Any of the above ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a half wave rectifier, the load current flows For less than fourth cycle Only for the positive half cycle of the input signal Only for the negative half cycle of the input signal For full cycle For less than fourth cycle Only for the positive half cycle of the input signal Only for the negative half cycle of the input signal For full cycle 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 the breakdown voltage should not exceed one third the breakdown voltage may be equal to or less than breakdown voltage should not exceed half the breakdown voltage should not exceed the breakdown voltage should not exceed one third the breakdown voltage may be equal to or less than breakdown voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A VMOS can handle much larger current than other field effect transistors.Reason (R): In a VMOS the conducting channel is very narrow. 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 A is false but R is true Both A and R are true but R is not a correct explanation of A ANSWER DOWNLOAD EXAMIANS APP