Electronic Devices and Circuits The forbidden energy gap between the valence band and conduction band will be least in case of Insulators Semiconductors Metals All of these Insulators Semiconductors Metals All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An electron in the conduction band Has higher energy than the electron in the valence band Jumps to the top of the crystal Has lower energy than the electron in the valence band Loses its charge easily Has higher energy than the electron in the valence band Jumps to the top of the crystal Has lower energy than the electron in the valence band Loses its charge easily 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 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 The number of free electrons increases ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a semiconductor diode, the barrier offers opposition to Free electrons in N-region only Majority as well as minority carriers in both regions Majority carriers in both regions Holes in P-region only Free electrons in N-region only Majority as well as minority carriers in both regions Majority carriers in both regions Holes in P-region only ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Silicon is not suitable for fabrication of light emitting diodes because it is Wideband gap semiconductor Narrowband gap semiconductor An indirect band gap semiconductor Direct band gap semiconductor Wideband gap semiconductor Narrowband gap semiconductor An indirect band gap semiconductor Direct band gap semiconductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Free electrons exist in Third band Conduction band Second band First band Third band Conduction band Second band First band ANSWER DOWNLOAD EXAMIANS APP
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