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 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 The number of free electrons and holes increase but not by the same amount ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The amount of photoelectric emission current depends on Intensity of incident radiation Both frequency and intensity of incident radiation Frequency of incident radiation None of these Intensity of incident radiation Both frequency and intensity of incident radiation Frequency of incident radiation None of these 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 An ohmic region at large voltage values preceded by a saturation region at lower voltages Only a saturation region Only an ohmic 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 a saturation region Only an ohmic region ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which one of the following is not a characteristic of a ferroelectric material? No hysteresis Ferroelectric characteristic only above the curie point Electric dipole moment High dielectric constant No hysteresis Ferroelectric characteristic only above the curie point Electric dipole moment High dielectric constant ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Light dependent resistors are Intrinsic semiconductor Lightly doped semiconductor Either A or B Highly doped semiconductor Intrinsic semiconductor Lightly doped semiconductor Either A or B Highly doped semiconductor ANSWER DOWNLOAD EXAMIANS APP
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