Electronic Principles An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? None of these Valence electrons Free electrons Thermal energy Doping None of these Valence electrons Free electrons Thermal energy Doping ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is 2 mA 0.5 mA 0.083333333333333 200 A None of these 2 mA 0.5 mA 0.083333333333333 200 A None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 12V and an internal resistance of 0.5W. For what values of load resistance will the voltage source appear stiff? 6 Ohm 5 Ohm 50 Ohm or more 100 Ohm None of these 6 Ohm 5 Ohm 50 Ohm or more 100 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a parallel RLC circuit: always increases as the applied frequency increases None of these always decreases as the applied frequency increases is equal to the sum of the values of resistance, inductive reactance and capacitive reactance is maximum at the resonant frequency always increases as the applied frequency increases None of these always decreases as the applied frequency increases is equal to the sum of the values of resistance, inductive reactance and capacitive reactance is maximum at the resonant frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles 1 Microfarad is the same as: 1 million farads 1 million picofarads None of these 1000 millifarads 1 millionth of a picofarad 1 million farads 1 million picofarads None of these 1000 millifarads 1 millionth of a picofarad ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a series RLC circuit: always increases as the applied frequency increases is maximum at the resonant frequency always decreases as the applied frequency increases is minimum at the resonant frequency None of these always increases as the applied frequency increases is maximum at the resonant frequency always decreases as the applied frequency increases is minimum at the resonant frequency None of these ANSWER DOWNLOAD EXAMIANS APP
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