Electronic Principles When the collector current increases, what does the current gain do? None of these increases decreases any of the above stays the same None of these increases decreases any of the above stays the same ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of an electromagnet? None of these Like magnetic poles attract, while unlike poles repel Like magnetic poles repel, while unlike poles attract Current is induced in a conductor that is moving through a magnetic field Current flowing through a conductor generates a magnetic field None of these Like magnetic poles attract, while unlike poles repel Like magnetic poles repel, while unlike poles attract Current is induced in a conductor that is moving through a magnetic field Current flowing through a conductor generates a magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles One henry of inductance is defined as: the amount of inductance required to change the frequency of a current by 1 Hz the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second the number of turns of wire in an inductor multiplied by the amount of current flowing through it the amount of counter emf required to reduce a current to 1 A None of these the amount of inductance required to change the frequency of a current by 1 Hz the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second the number of turns of wire in an inductor multiplied by the amount of current flowing through it the amount of counter emf required to reduce a current to 1 A None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is most likely used for measuring the rate of electron flow? Voltmeter Ammeter Wattmeter Ohmmeter None of these Voltmeter Ammeter Wattmeter Ohmmeter None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? 60 Ohm 30 Ohm 120 Ohm None of these 754 Ohm 60 Ohm 30 Ohm 120 Ohm None of these 754 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements applies to common auto batteries? Auto batteries are secondary wet-cell batteries Auto batteries are primary wet-cell batteries Auto batteries are secondary dry-cell batteries None of these Auto batteries are primary dry-cell batteries Auto batteries are secondary wet-cell batteries Auto batteries are primary wet-cell batteries Auto batteries are secondary dry-cell batteries None of these Auto batteries are primary dry-cell batteries ANSWER DOWNLOAD EXAMIANS APP
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