Electronic Principles Current is The force that causes electrons to flow The number of free electrons in an atom None of these The flow of charged particles through a material An imbalance of electrical charges The force that causes electrons to flow The number of free electrons in an atom None of these The flow of charged particles through a material An imbalance of electrical charges ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm? 445 ohm 150 ohm None of these 220 ohm 690 ohm 445 ohm 150 ohm None of these 220 ohm 690 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a parallel RC circuit? The total current is equal to the sum of the currents for the resistance and capacitance The total current. is greater than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit The total current is less than the sum of the currents for the resistance and capacitance None of these The total current is equal to the sum of the currents for the resistance and capacitance The total current. is greater than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit The total current is less than the sum of the currents for the resistance and capacitance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is None of these 2 mA 0.5 mA 200 A 0.083333333333333 None of these 2 mA 0.5 mA 200 A 0.083333333333333 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 300 µA 350 µA 0.25 µA None of these 250 µA 300 µA 350 µA 0.25 µA None of these 250 µA 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: commutator rotor battery None of these armature commutator rotor battery None of these armature ANSWER DOWNLOAD EXAMIANS APP