Electronic Principles When the collector current increases, what does the current gain do? increases any of the above decreases None of these stays the same increases any of the above decreases None of these stays the same ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff? 10 Ohm 100 Ohm or more 60 Ohm None of these 50 Ohm 10 Ohm 100 Ohm or more 60 Ohm None of these 50 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit changes direction periodically ANSWER DOWNLOAD EXAMIANS APP
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 Current flowing through a conductor generates a magnetic field Like magnetic poles attract, while unlike poles repel None of these Current is induced in a conductor that is moving through a magnetic field Like magnetic poles repel, while unlike poles attract Current flowing through a conductor generates a magnetic field Like magnetic poles attract, while unlike poles repel None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The saturation point is approximately the same as cutoff point upper end of the load line lower end of the load line infinity None of these cutoff point upper end of the load line lower end of the load line infinity None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage? None of these 651 V 707 V 700 V 208 V None of these 651 V 707 V 700 V 208 V ANSWER DOWNLOAD EXAMIANS APP
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