Electronic Devices and Circuits If too large current passes through the diode All holes will freeze Diode will emit light Excessive heat may damage the diode All electrons will leave All holes will freeze Diode will emit light Excessive heat may damage the diode All electrons will leave ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits A transistor has a current gain of 0.99 in the CB mode. Its current gain in the CC mode is 0.99 99 100 1.01 0.99 99 100 1.01 ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which of the following has highest resistivity? Paraffin wax Mica Mineral oil Air Paraffin wax Mica Mineral oil Air 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 None of these Potential barrier Rate of thermal generation of electron hole pairs Forward bias voltage None of these Potential barrier ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The sensitivity of human eyes is maximum at Red portion of spectrum Green portion of spectrum Violet portion of spectrum White portion of spectrum Red portion of spectrum Green portion of spectrum Violet portion of spectrum White portion of spectrum ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Silicon is not suitable for fabrication of light emitting diodes because it is An indirect band gap semiconductor Narrowband gap semiconductor Wideband gap semiconductor Direct band gap semiconductor An indirect band gap semiconductor Narrowband gap semiconductor Wideband gap semiconductor Direct band gap semiconductor ANSWER DOWNLOAD EXAMIANS APP
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