Electronic Principles Assuming 100% efficiency, what is the power being consumed at the secondary winding of the transformer described in question 91? 1000 W 100 W 200 W None of these 20 W 1000 W 100 W 200 W None of these 20 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? None of these Thermal energy Free electrons Doping Valence electrons None of these Thermal energy Free electrons Doping Valence electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a parallel RLC circuit: is equal to the sum of the values of resistance, inductive reactance and capacitive reactance is maximum at the resonant frequency None of these always decreases as the applied frequency increases always increases 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 None of these always decreases as the applied frequency increases always increases as the applied frequency increases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-opposing form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 7.5 V 8 V 3 V None of these 16 V 7.5 V 8 V 3 V None of these 16 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltages in a series RL circuit? The total voltage is less than the sum of the voltages across the resistance and inductance The total voltages is equal to the sum of the voltages across the resistance and inductance The total voltage lags the total current by less than 90 None of these The voltage always has the same amplitude and phase for every part of the circuit The total voltage is less than the sum of the voltages across the resistance and inductance The total voltages is equal to the sum of the voltages across the resistance and inductance The total voltage lags the total current by less than 90 None of these The voltage always has the same amplitude and phase for every part of the circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For normal operation of the transistor, the collector diode has to be Reverse-biased None of these Operating in the breakdown region Forward-biased Nonconducting Reverse-biased None of these Operating in the breakdown region Forward-biased Nonconducting ANSWER DOWNLOAD EXAMIANS APP
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