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? None of these Counterclockwise Out of this page Into this page Clockwise None of these Counterclockwise Out of this page Into this page Clockwise ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? None of these less than 1 Ohm 312 Ohm 690 Ohm 1590 Ohm None of these less than 1 Ohm 312 Ohm 690 Ohm 1590 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-opposing form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 8 V 7.5 V None of these 16 V 3 V 8 V 7.5 V None of these 16 V 3 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? None of these 180 A 0.083333333333333 7200 A 0.5A None of these 180 A 0.083333333333333 7200 A 0.5A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrasers best describes flux density? None of these The rate of change of the number of lines of magnetic force The opposition to a build-up of magnetic fields The force that maintains lines of force The concentration of lines of magnetic force None of these The rate of change of the number of lines of magnetic force The opposition to a build-up of magnetic fields The force that maintains lines of force The concentration of lines of magnetic force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A low-pass filter: None of these has no effect on ac signals passes higher-frequency signals and reduces lower-frequency signals reduces the level of all frequencies by a significant amount passes lower-frequency signals and reduces higher-frequency signals None of these has no effect on ac signals passes higher-frequency signals and reduces lower-frequency signals reduces the level of all frequencies by a significant amount passes lower-frequency signals and reduces higher-frequency signals ANSWER DOWNLOAD EXAMIANS APP
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