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? 43922 3 43891 None of these 2 43922 3 43891 None of these 2 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: cuts the capacitive reactance in half multiplies the capacitive reactance by 6.28 doubles the amount of a capacitive reactance None of these has no effect on the capacitive reactance cuts the capacitive reactance in half multiplies the capacitive reactance by 6.28 doubles the amount of a capacitive reactance None of these has no effect on the capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: None of these equal to the sum of the individual capacitive-reactance values less than the capacitance value of the smallest capacitor equal to the source voltage divided by total current equal to the sum of the individual capacitance values None of these equal to the sum of the individual capacitive-reactance values less than the capacitance value of the smallest capacitor equal to the source voltage divided by total current equal to the sum of the individual capacitance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The barrier potential accross each depletion layer is 0.7 V 20 V None of these 0.8 V 0.7 V 20 V None of these 0.8 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Voltage is Trie force that causes electrons to flow The flow of charged particles through a material None of these The number of free electrons in an atom The smallest electrically charged particle Trie force that causes electrons to flow The flow of charged particles through a material None of these The number of free electrons in an atom The smallest electrically charged particle ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? 10.17 V 18.8 V 20 V None of these 0.17 V 10.17 V 18.8 V 20 V None of these 0.17 V ANSWER DOWNLOAD EXAMIANS APP
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