Electronic Principles The value of a capacitor can be made larger by: increasing the frequency of the applied voltage None of these increasing the area of the plates increasing the voltage applied to the plates decreasing the area of the plates increasing the frequency of the applied voltage None of these increasing the area of the plates increasing the voltage applied to the plates decreasing the area of the plates ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 0.25 None of these 180 0.5 4 0.25 None of these 180 0.5 4 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 12V and an internal resistance of 0.5W. For what values of load resistance will the voltage source appear stiff? 100 Ohm 50 Ohm or more 6 Ohm None of these 5 Ohm 100 Ohm 50 Ohm or more 6 Ohm None of these 5 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Electron current is flowing through a conductor in a direction you might describe as straight into this page. What is the direction of the resulting magnetic field? Into this page Clockwise None of these Counterclockwise Out of this page Into this page Clockwise None of these Counterclockwise Out of this page ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of an electromagnet? None of these Current is induced in a conductor that is moving through a magnetic field Current flowing through a conductor generates a magnetic field Like magnetic poles repel, while unlike poles attract Like magnetic poles attract, while unlike poles repel None of these Current is induced in a conductor that is moving through a magnetic field Current flowing through a conductor generates a magnetic field Like magnetic poles repel, while unlike poles attract Like magnetic poles attract, while unlike poles repel ANSWER DOWNLOAD EXAMIANS APP
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