Electronic Principles A transistor has how many doped regions? 2 4 3 1 None of these 2 4 3 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? 2 3 None of these 43891 43922 2 3 None of these 43891 43922 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: None of these ac current is converted to dc voltage ac current leads the voltage by 90 degree ac current and voltage are exactly in phase ac current lags the voltage by 90 degree None of these ac current is converted to dc voltage ac current leads the voltage by 90 degree ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? Valence electrons None of these Doping Thermal energy Free electrons Valence electrons None of these Doping Thermal energy Free electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements regarding ac circuits is correct? Current leads the voltage through a resistor None of these Current lags the voltage through a resistor Current and voltages are in phase through a resistor All of these Current leads the voltage through a resistor None of these Current lags the voltage through a resistor Current and voltages are in phase through a resistor All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The component that forms the electrical connection between the rotating coil of wire in a motor and the external source of electrical energy is called the: armature battery None of these rotor commutator armature battery None of these rotor commutator ANSWER DOWNLOAD EXAMIANS APP
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