Electronic Principles What is one important thing transistors do? Emit light Rectify line voltage Amplify weak signals None of these Regulate voltage Emit light Rectify line voltage Amplify weak signals None of these Regulate voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The net charge of a neutral copper atom is None of these 4 1 -1 None of these 4 1 -1 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The barrier potential accross each depletion layer is 0.8 V None of these 0.7 V 20 V 0.8 V None of these 0.7 V 20 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? 0.3 A None of these 0.4 A 0.6 A 0.2 A 0.3 A None of these 0.4 A 0.6 A 0.2 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a current gain of 175. If the base current is 0.1 mA, what is the collector current? 1750 mA 17.5 mA 1.75 mA 175 mA None of these 1750 mA 17.5 mA 1.75 mA 175 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Molecule is A atom that has an excessive number of electrons in its outer orbit None of these 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 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 None of these 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 A atom that has a shortage of electrons in its outer orbit ANSWER DOWNLOAD EXAMIANS APP