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
Electronic Devices and Circuits The output, V-I characteristics of an Enhancement type MOSFET has Only a saturation region An ohmic region at low voltage value followed by a saturation region at higher voltages An ohmic region at large voltage values preceded by a saturation region at lower voltages Only an ohmic region Only a saturation region An ohmic region at low voltage value followed by a saturation region at higher voltages An ohmic region at large voltage values preceded by a saturation region at lower voltages Only an ohmic region ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The amount of photoelectric emission current depends on Intensity of incident radiation Frequency of incident radiation Both frequency and intensity of incident radiation None of these Intensity of incident radiation Frequency of incident radiation Both frequency and intensity of incident radiation None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a semiconductor diode, the barrier offers opposition to Holes in P-region only Majority carriers in both regions Majority as well as minority carriers in both regions Free electrons in N-region only Holes in P-region only Majority carriers in both regions Majority as well as minority carriers in both regions Free electrons in N-region only ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The sensitivity of human eyes is maximum at Violet portion of spectrum White portion of spectrum Red portion of spectrum Green portion of spectrum Violet portion of spectrum White portion of spectrum Red portion of spectrum Green portion of spectrum 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 1.01 0.99 99 100 1.01 0.99 99 100 ANSWER DOWNLOAD EXAMIANS APP
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