Electronic Principles Current is The force that causes electrons to flow The number of free electrons in an atom An imbalance of electrical charges The flow of charged particles through a material None of these The force that causes electrons to flow The number of free electrons in an atom An imbalance of electrical charges The flow of charged particles through a material None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: equal to 0.707 times the peak amplitude the number of cycles completed in one second None of these the time required for the voltage to rise from 10% to 90% of the peak amplitude the time required to complete one full cycle equal to 0.707 times the peak amplitude the number of cycles completed in one second None of these the time required for the voltage to rise from 10% to 90% of the peak amplitude the time required to complete one full cycle ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a step-down transformer, which is larger? None of these Impossible to say Primary voltage Secondary voltage Neither None of these Impossible to say Primary voltage Secondary voltage Neither ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? None of these 18 V 12 V 30 V 24 V None of these 18 V 12 V 30 V 24 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature a conductor has low many holes? Same number as free electrons many less than the free electrons Only those produced by thermal energy None of these Same number as free electrons many less than the free electrons Only those produced by thermal energy None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a series RLC circuit has the characteristics of a: series RC circuit series RLC circuit operated above its resonant frequency series RL circuit purely resistive circuit None of these series RC circuit series RLC circuit operated above its resonant frequency series RL circuit purely resistive circuit None of these ANSWER DOWNLOAD EXAMIANS APP
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