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 None of these 14.8 µA 10.3 µA 7.75 µA 7.8 µA None of these 14.8 µA 10.3 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current can flow through a normally open push button switch as long as: its contact remain open its contact remain open you are pressing the button you are not pressing the button None of these its contact remain open its contact remain open you are pressing the button you are not pressing the button None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductance of a series inductor circuit is: equal to the sum of the individual inductance values None of these less than the value of the smallest inductor equal to the source voltage divided by total current equal to the sum of the individual inductive-reactance values equal to the sum of the individual inductance values None of these less than the value of the smallest inductor equal to the source voltage divided by total current equal to the sum of the individual inductive-reactance values 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? 0.05 mA 3.75 mA None of these 3.2 mA 13 mA 0.05 mA 3.75 mA None of these 3.2 mA 13 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: None of these a good conductor a poor conductor of electrostatic fields a good conductor of magnetic fields a good insulator None of these a good conductor a poor conductor of electrostatic fields a good conductor of magnetic fields a good insulator ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? None of these 20 V 0.17 V 10.17 V 18.8 V None of these 20 V 0.17 V 10.17 V 18.8 V ANSWER DOWNLOAD EXAMIANS APP