Electronic Principles What causes the depletion layer? Barrier potential Recombination Doping None of these Ions Barrier potential Recombination Doping None of these Ions ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is 2 mA 0.5 mA None of these 200 A 0.083333333333333 2 mA 0.5 mA None of these 200 A 0.083333333333333 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? 7.8 mA None of these 200 mA 208 mA 300 mA 7.8 mA None of these 200 mA 208 mA 300 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In an intrinsic semiconductor, the number of free electrons Is less than the number of holes Equals the number of holes Is greater than the number of holes Impossible to say None of these Is less than the number of holes Equals the number of holes Is greater than the number of holes Impossible to say None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff? 20 k Ohm 2 k Ohm 10 k Ohm None of these 1 k Ohm 20 k Ohm 2 k Ohm 10 k Ohm None of these 1 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding? None of these 0.4 V 600 V 24 V 4.73 None of these 0.4 V 600 V 24 V 4.73 ANSWER DOWNLOAD EXAMIANS APP
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