Electronic Devices and Circuits Which of the following has highest resistivity? Mineral oil Air Paraffin wax Mica Mineral oil Air Paraffin wax Mica ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The forbidden energy gap between the valence band and conduction band will be least in case of Metals All of these Semiconductors Insulators Metals All of these Semiconductors Insulators ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits If too large current passes through the diode All holes will freeze All electrons will leave Diode will emit light Excessive heat may damage the diode All holes will freeze All electrons will leave Diode will emit light Excessive heat may damage the diode ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits When avalanche breakdown occurs covalent bonds are not affected. False True False True ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The output, V-I characteristics of an Enhancement type MOSFET has An ohmic region at low voltage value followed by a saturation region at higher voltages Only an ohmic region Only a saturation region An ohmic region at large voltage values preceded by a saturation region at lower voltages An ohmic region at low voltage value followed by a saturation region at higher voltages Only an ohmic region Only a saturation region An ohmic region at large voltage values preceded by a saturation region at lower voltages ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits How many free electrons does a p type semiconductor has? Any of the above Only those produced by doping Those produced by doping as well as thermal energy Only those produced by thermal energy Any of the above Only those produced by doping Those produced by doping as well as thermal energy Only those produced by thermal energy ANSWER DOWNLOAD EXAMIANS APP