Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? None of these 14.8 µA 10.3 µA 7.8 µA 7.75 µA None of these 14.8 µA 10.3 µA 7.8 µA 7.75 µA 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? 0.20833333333333 20 A 50 A None of these 0.20833333333333 20 A 50 A None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff? 50 Ohm 100 Ohm or more 60 Ohm None of these 10 Ohm 50 Ohm 100 Ohm or more 60 Ohm None of these 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What causes the depletion layer? Doping Recombination None of these Barrier potential Ions Doping Recombination None of these Barrier potential Ions ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the None of these supply current emitter current collector current base current None of these supply current emitter current collector current base current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is None of these The number of free electrons in an atom The force that causes electrons to flow The flow of charged particles through a material An imbalance of electrical charges None of these The number of free electrons in an atom The force that causes electrons to flow The flow of charged particles through a material An imbalance of electrical charges ANSWER DOWNLOAD EXAMIANS APP
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