Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Ammeter Ohmmeter None of these Wattmeter Voltmeter Ammeter Ohmmeter None of these Wattmeter Voltmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Voltage is The flow of charged particles through a material The smallest electrically charged particle Trie force that causes electrons to flow The number of free electrons in an atom None of these The flow of charged particles through a material The smallest electrically charged particle Trie force that causes electrons to flow The number of free electrons in an atom None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Molecule is A atom that flows whenever there is an imbalance of electrical charges between two points A atom that has an excessive number of electrons in its outer orbit None of these A atom that has a shortage of electrons in its outer orbit The smallest particle of a substance that retains the properties of that substance A atom that flows whenever there is an imbalance of electrical charges between two points A atom that has an excessive number of electrons in its outer orbit None of these A atom that has a shortage of electrons in its outer orbit The smallest particle of a substance that retains the properties of that substance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 7.75 µA 7.8 µA 14.8 µA 10.3 µA None of these 7.75 µA 7.8 µA 14.8 µA 10.3 µA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? 64 W None of these 122 W 6 W 3 W 64 W None of these 122 W 6 W 3 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Inductive reactance is measured in units of: None of these henrys Ohm volts per second amperes per second None of these henrys Ohm volts per second amperes per second ANSWER DOWNLOAD EXAMIANS APP