Electronic Principles The rotating coil of wire in an electric motor is called the: brush armature commutator loop None of these brush armature commutator loop None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the difference between the kinds of charges for an electron and a proton? None of these An electron has a negative charge and a proton has no charge An electron has a negative charge and a proton has a positive charge An electron has a positive charge and a proton has a negative charge An electron has a positive charge and a proton has no charge None of these An electron has a negative charge and a proton has no charge An electron has a negative charge and a proton has a positive charge An electron has a positive charge and a proton has a negative charge An electron has a positive charge and a proton has no charge ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts light energy to electrical energy is called a: photodiode photo transistor thermocouple solar cell None of these photodiode photo transistor thermocouple solar cell None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is one important thing transistors do? Amplify weak signals None of these Regulate voltage Rectify line voltage Emit light Amplify weak signals None of these Regulate voltage Rectify line voltage Emit light ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a statement of KirchhofFs voltage law? The total voltage in a parallel circuit is less than the value of the smallest voltage The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it The algebraic sum of voltages in a loop is equal to zero None of these The algebraic sum of voltages entering and leaving a point is equal to zero The total voltage in a parallel circuit is less than the value of the smallest voltage The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it The algebraic sum of voltages in a loop is equal to zero None of these The algebraic sum of voltages entering and leaving a point is equal to zero ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltages in a series RC circuit? The total voltage is less than the sum of the voltages across the resistance and capacitance None of these The total voltage is equal to the sum of the voltages across the resistance and capacitance The voltage always has the same amplitude and phase for every part of the circuit The total voltage is greater than the sum of the voltages across the resistance and capacitance The total voltage is less than the sum of the voltages across the resistance and capacitance None of these The total voltage is equal to the sum of the voltages across the resistance and capacitance The voltage always has the same amplitude and phase for every part of the circuit The total voltage is greater than the sum of the voltages across the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
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