Electronic Principles Voltage is None of these Trie force that causes electrons to flow The smallest electrically charged particle The flow of charged particles through a material The number of free electrons in an atom None of these Trie force that causes electrons to flow The smallest electrically charged particle The flow of charged particles through a material The number of free electrons in an atom ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a step-down transformer, which is larger? None of these Secondary voltage Impossible to say Neither Primary voltage None of these Secondary voltage Impossible to say Neither Primary voltage 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? 24 V 30 V 18 V 12 V None of these 24 V 30 V 18 V 12 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio for the transformer specified in the above question? 0.707 0.575 1.5 10.738 None of these 0.707 0.575 1.5 10.738 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is one important thing transistors do? Regulate voltage Amplify weak signals None of these Emit light Rectify line voltage Regulate voltage Amplify weak signals None of these Emit light Rectify line voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A farad is defined as the amount of capacitance necessary for: None of these causing an ac phase shift greater than 90 degree changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing storing 1 V for 1 second dissipating 1 W of power None of these causing an ac phase shift greater than 90 degree changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing storing 1 V for 1 second dissipating 1 W of power ANSWER DOWNLOAD EXAMIANS APP
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