Electronic Devices and Circuits In a bipolar transistor, the emitter base junction has Zero or reverse bias Forward bias Reverse bias Zero bias Zero or reverse bias Forward bias Reverse bias Zero bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An intrinsic silicon sample has 1 million free electrons at room temperature. As the temperature is increased The number of free electrons increases The number of free electrons and holes increase but not by the same amount The number of free electrons and holes increase by the same amount The number of free electrons increases but the number of holes decreases The number of free electrons increases The number of free electrons and holes increase but not by the same amount The number of free electrons and holes increase by the same amount The number of free electrons increases but the number of holes decreases ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits As compared to bipolar junction transistor, a FET Is less noisy All of these Has higher input resistance Has better thermal stability Is less noisy All of these Has higher input resistance Has better thermal stability ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The sensitivity of human eyes is maximum at White portion of spectrum Violet portion of spectrum Green portion of spectrum Red portion of spectrum White portion of spectrum Violet portion of spectrum Green portion of spectrum Red portion of spectrum ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which of the following has highest resistivity? Air Mica Mineral oil Paraffin wax Air Mica Mineral oil Paraffin wax 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 100 99 0.99 1.01 100 99 0.99 1.01 ANSWER DOWNLOAD EXAMIANS APP