Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: Same as the primary current Twice the primary current No more than 10% less than the primary current None of these One-half the primary current Same as the primary current Twice the primary current No more than 10% less than the primary current None of these One-half the primary current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the base current emitter current collector current None of these supply current base current emitter current collector current None of these supply current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Reducing the amount of current through an inductor: multiplies the value of inductance by four multiplies the value of inductance by two has no effect on the inductance reduces the value of inductance by one-half None of these multiplies the value of inductance by four multiplies the value of inductance by two has no effect on the inductance reduces the value of inductance by one-half None of these ANSWER DOWNLOAD EXAMIANS APP
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? 3 43922 None of these 43891 2 3 43922 None of these 43891 2 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a parallel circuit? None of these The total voltage of a parallel circuit is the same as the voltages across each branch The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage in a parallel circuit is always less than the value of the smallest voltage The total voltage in a parallel circuit is equal to the average value of the individual voltages None of these The total voltage of a parallel circuit is the same as the voltages across each branch The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage in a parallel circuit is always less than the value of the smallest voltage The total voltage in a parallel circuit is equal to the average value of the individual voltages ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Who invented the first junction transistor? None of these Fisher Shockley Gomes Smith None of these Fisher Shockley Gomes Smith ANSWER DOWNLOAD EXAMIANS APP
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