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 0.05 mA 3.2 mA 13 mA None of these 3.75 mA 0.05 mA 3.2 mA 13 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Wattmeter Ammeter Ohmmeter None of these Voltmeter Wattmeter Ammeter Ohmmeter None of these Voltmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles As the temperature increases, the current gain None of these contant can be any of the above decreases increases None of these contant can be any of the above decreases increases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a direct statement of Ohm's law? The total resistance of a parallel circuit is less than the value of the smallest resistance The algebraic sum of voltages in a loop is equal to zero The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it None of these The algebraic sum of currents entering and leaving a point is equal to zero The total resistance of a parallel circuit is less than the value of the smallest resistance The algebraic sum of voltages in a loop is equal to zero The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it None of these The algebraic sum of currents entering and leaving a point is equal to zero ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: thermocouple solar cell piezoelectric devices None of these chemical cell thermocouple solar cell piezoelectric devices None of these chemical cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage, if 100 ohm resistor connected in parallel with an inductor that has a reactance of 200W? 90 degree 0 degree None of these 26.6 degree 180 degree 90 degree 0 degree None of these 26.6 degree 180 degree ANSWER DOWNLOAD EXAMIANS APP
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