Electronic Principles What kind of device is a diode? Bilateral Unipolar None of these Linear Nonlinear Bilateral Unipolar None of these Linear Nonlinear ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 3.75 mA 0.05 mA None of these 3.2 mA 13 mA 3.75 mA 0.05 mA None of these 3.2 mA 13 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes act like: Negative charges None of these Crystals Atoms Positive charges Negative charges None of these Crystals Atoms Positive charges ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? None of these increases any of the above decreases stays the same None of these increases any of the above decreases stays the same ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? Four - two negative and two positive Two - a negative terminal and a positive terminal Three - negative, positive and neutral terminals None of these One - a negative terminal Four - two negative and two positive Two - a negative terminal and a positive terminal Three - negative, positive and neutral terminals None of these One - a negative terminal ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? None of these 7.8 mA 200 mA 300 mA 208 mA None of these 7.8 mA 200 mA 300 mA 208 mA ANSWER DOWNLOAD EXAMIANS APP
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