Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 7.8 µA 10.3 µA 14.8 µA None of these 7.75 µA 7.8 µA 10.3 µA 14.8 µA None of these 7.75 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely capacitive circuit? Resistances provide the only opposition to current flow The ac voltage leads the current by 90 degree Combinations of resistance and capacitive reactance provide any opposition to current flow Capacitive reactance provides the only opposition to current flow None of these Resistances provide the only opposition to current flow The ac voltage leads the current by 90 degree Combinations of resistance and capacitive reactance provide any opposition to current flow Capacitive reactance provides the only opposition to current flow None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: from positive to negative None of these from negative to positive from neutral to positive from right to left from positive to negative None of these from negative to positive from neutral to positive from right to left 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 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 A atom that flows whenever there is an imbalance of electrical charges between two points ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of None of these Less than 100 k Ohm At least 10 Ohm More than 100 k Ohm less than 10 Ohm None of these Less than 100 k Ohm At least 10 Ohm More than 100 k Ohm less than 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical into electrical energy is? solar cell generator thermocouple None of these chemical cell solar cell generator thermocouple None of these chemical cell ANSWER DOWNLOAD EXAMIANS APP
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