Electronic Principles What is the barrier potential of a silicon diode at room temperature? 1 V None of these 2 m V per degree Celsius 0.7V 0.3V 1 V None of these 2 m V per degree Celsius 0.7V 0.3V 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: rotor battery commutator armature None of these rotor battery commutator armature None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements best describes magnetic hysteresis? Hysteresis is most apparent when the core material is saturated Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet None of these Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently Hysteresis is most apparent when the core material is saturated Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet None of these Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of conventional current flow is: None of these from negative to positive from positive to negative from neutral to positive from left to right None of these from negative to positive from positive to negative from neutral to positive from left to right ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff? 100 Ohm None of these 20 Ohm 10 Ohm 30 Ohm 100 Ohm None of these 20 Ohm 10 Ohm 30 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 12 V 18 V None of these 24 V 30 V 12 V 18 V None of these 24 V 30 V ANSWER DOWNLOAD EXAMIANS APP
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