Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 7.75 µA 7.8 µA 14.8 µA 10.3 µA None of these 7.75 µA 7.8 µA 14.8 µA 10.3 µA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the Q point moves along the load line, the voltage increases when the current Stays the same None of these Can be any of above Increases Decreases Stays the same None of these Can be any of above Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 4 None of these 0.25 180 0.5 4 None of these 0.25 180 0.5 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a series RLC circuit is operating at its resonant frequency: the difference between inductive and capacitive reactance is equal to the resistance None of these capacitive reactance is greater than the inductive reactance inductive reactance is equal to the capacitive reactance inductive reactance is greater than the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance None of these capacitive reactance is greater than the inductive reactance inductive reactance is equal to the capacitive reactance inductive reactance is greater than the capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the lowest permeability? All of these None of these A feiTomagnetic material A diamagnetic material A paramagnetic material All of these None of these A feiTomagnetic material A diamagnetic material A paramagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a free electron? An electron that has been freed from its parent atom An electron that has twice the amount of charge of a normal electron An electron that costs nothing An electron that has no electrical charge None of these An electron that has been freed from its parent atom An electron that has twice the amount of charge of a normal electron An electron that costs nothing An electron that has no electrical charge None of these ANSWER DOWNLOAD EXAMIANS APP
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