Electronic Principles Which one of the following principles best describes the basic operation of an electromagnet? Current is induced in a conductor that is moving through a magnetic field Like magnetic poles repel, while unlike poles attract Like magnetic poles attract, while unlike poles repel Current flowing through a conductor generates a magnetic field None of these Current is induced in a conductor that is moving through a magnetic field Like magnetic poles repel, while unlike poles attract Like magnetic poles attract, while unlike poles repel Current flowing through a conductor generates a magnetic field None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of conventional current flow is: from negative to positive from neutral to positive from positive to negative None of these from left to right from negative to positive from neutral to positive from positive to negative None of these from left to right ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For normal operation of the transistor, the collector diode has to be Reverse-biased None of these Forward-biased Operating in the breakdown region Nonconducting Reverse-biased None of these Forward-biased Operating in the breakdown region Nonconducting ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current can flow through a normally open push button switch as long as: None of these its contact remain open you are not pressing the button its contact remain open you are pressing the button None of these its contact remain open you are not pressing the button its contact remain open you are pressing the button ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a transistor operates at the middle of the load line, an increase in the current gain will move the Q point off the load line down None of these nowhere up off the load line down None of these nowhere up ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The peak value of a sine waveform is: None of these the amplitude at 70.7% of the maximum value the maximum positive or negative value the amplitude at 90% of the maximum value the amplitude at 1.41 times the maximum value None of these the amplitude at 70.7% of the maximum value the maximum positive or negative value the amplitude at 90% of the maximum value the amplitude at 1.41 times the maximum value ANSWER DOWNLOAD EXAMIANS APP
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