Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? 2 43891 None of these 43922 3 2 43891 None of these 43922 3 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a parallel RLC circuit: None of these always increases as the applied frequency increases is equal to the sum of the values of resistance, inductive reactance and capacitive reactance always decreases as the applied frequency increases is maximum at the resonant frequency None of these always increases as the applied frequency increases is equal to the sum of the values of resistance, inductive reactance and capacitive reactance always decreases as the applied frequency increases is maximum at the resonant frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is 200 A None of these 0.5 mA 2 mA 0.083333333333333 200 A None of these 0.5 mA 2 mA 0.083333333333333 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? 8 V None of these 16 V 7.5 V 3 V 8 V None of these 16 V 7.5 V 3 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 megohms is: one-millionth of an ohm one million ohms 1 k ohm 100,000 ohm None of these one-millionth of an ohm one million ohms 1 k ohm 100,000 ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature a conductor has low many holes? less than the free electrons Same number as free electrons many None of these Only those produced by thermal energy less than the free electrons Same number as free electrons many None of these Only those produced by thermal energy ANSWER DOWNLOAD EXAMIANS APP
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