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? Out of this page Counterclockwise Clockwise Into this page None of these Out of this page Counterclockwise Clockwise Into this page None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has how many doped regions? 1 None of these 3 4 2 1 None of these 3 4 2 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? None of these 0.6 A 0.3 A 0.2 A 0.4 A None of these 0.6 A 0.3 A 0.2 A 0.4 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current? 24.2 mA 68.4 mA 28.4 mA None of these 34.4 mA 24.2 mA 68.4 mA 28.4 mA None of these 34.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the diameter of the coil in an inductor: reduces the value of inductance by one-fourth reduces the value of inductance by one-half None of these multiplies the value of inductance by four multiplies the value of inductance by two reduces the value of inductance by one-fourth reduces the value of inductance by one-half None of these multiplies the value of inductance by four multiplies the value of inductance by two ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: None of these from positive to negative from negative to positive from neutral to positive from right to left None of these from positive to negative from negative to positive from neutral to positive from right to left ANSWER DOWNLOAD EXAMIANS APP
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