Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 20 A 50 A None of these 0.20833333333333 20 A 50 A None of these 0.20833333333333 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? None of these 3.75 mA 13 mA 3.2 mA 0.05 mA None of these 3.75 mA 13 mA 3.2 mA 0.05 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio for the transformer specified in the above question? 0.707 10.738 0.575 None of these 1.5 0.707 10.738 0.575 None of these 1.5 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts light energy to electrical energy is called a: thermocouple solar cell photodiode None of these photo transistor thermocouple solar cell photodiode None of these photo transistor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Molecule is A atom that has a shortage of electrons in its outer orbit A atom that has an excessive number of electrons in its outer orbit A atom that flows whenever there is an imbalance of electrical charges between two points The smallest particle of a substance that retains the properties of that substance None of these A atom that has a shortage of electrons in its outer orbit A atom that has an excessive number of electrons in its outer orbit A atom that flows whenever there is an imbalance of electrical charges between two points The smallest particle of a substance that retains the properties of that substance 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? None of these 3 2 43922 43891 None of these 3 2 43922 43891 ANSWER DOWNLOAD EXAMIANS APP
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