Electronic Principles What is the barrier potential of a silicon diode at room temperature? 0.7V None of these 1 V 2 m V per degree Celsius 0.3V 0.7V None of these 1 V 2 m V per degree Celsius 0.3V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases best describes residual magnetism? The force of attraction between the poles of a permanent and temporary magnetic field Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The amount of magnetic flux that is not confined to the core material of an electromagnet None of these The circular magnetic field that surrounds a conductor carrying a current The force of attraction between the poles of a permanent and temporary magnetic field Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The amount of magnetic flux that is not confined to the core material of an electromagnet None of these The circular magnetic field that surrounds a conductor carrying a current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? 180 A 0.083333333333333 None of these 0.5A 7200 A 180 A 0.083333333333333 None of these 0.5A 7200 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A battery is a device composed of one or more: None of these chemical cells piezoeletric cells solar cells voltage generators None of these chemical cells piezoeletric cells solar cells voltage generators ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 20 A 50 A 0.20833333333333 None of these 20 A 50 A 0.20833333333333 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Waveforms are graphs that show: frequency on the vertical axis and amplitude on the horizontal axis the passage of time on the vertical axis and amplitude on the horizontal axis 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 None of these frequency on the vertical axis and amplitude on the horizontal axis the passage of time on the vertical axis and amplitude on the horizontal axis 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 None of these ANSWER DOWNLOAD EXAMIANS APP
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