Electronic Principles A circuit has two different voltage sources that are connected in a series-aiding form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 16 V 7.5 V None of these 8 V 15 V 16 V 7.5 V None of these 8 V 15 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rotating coil of wire in an electric motor is called the: None of these brush commutator armature loop None of these brush commutator armature loop ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of an electromagnet? 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 Current is induced in a conductor that is moving through a magnetic field None of these 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 Current is induced in a conductor that is moving through a magnetic field None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Waveforms are graphs that show: None of these amplitude on the vertical axis and the passage of time on the horizontal axis amplitude on the vertical axis and frequency on the horizontal axis the passage of time on the vertical axis and amplitude on the horizontal axis frequency on the vertical axis and amplitude on the horizontal axis None of these amplitude on the vertical axis and the passage of time on the horizontal axis amplitude on the vertical axis and frequency on the horizontal axis the passage of time on the vertical axis and amplitude on the horizontal axis frequency on the vertical axis and amplitude on the horizontal axis ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff current source has a resistance of Less than 100 k Ohm None of these At least 10 Ohm More than 100 k Ohm Less than 10 Ohm Less than 100 k Ohm None of these At least 10 Ohm More than 100 k Ohm Less than 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? One - a negative terminal None of these Four - two negative and two positive Two - a negative terminal and a positive terminal Three - negative, positive and neutral terminals One - a negative terminal None of these Four - two negative and two positive Two - a negative terminal and a positive terminal Three - negative, positive and neutral terminals ANSWER DOWNLOAD EXAMIANS APP
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