Electronic Principles What is one important thing transistors do? Amplify weak signals None of these Emit light Regulate voltage Rectify line voltage Amplify weak signals None of these Emit light Regulate voltage Rectify line voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltage in a parallel RL circuit? None of these The total voltages is less than the sum of the voltages across the resistance and inductance The total voltage lags the total current by less than 90 The voltage always has the same amplitude and phase for every part of the circuit The total voltage is equal to the sum of the voltages across the resistance and inductance None of these The total voltages is less than the sum of the voltages across the resistance and inductance The total voltage lags the total current by less than 90 The voltage always has the same amplitude and phase for every part of the circuit The total voltage is equal to the sum of the voltages across the resistance and inductance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The nucleus of the copper atom contains how many protons? 29 4 None of these 1 18 29 4 None of these 1 18 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit? Number of lines of force Reluctance Flux density None of these Magnetomotive force Number of lines of force Reluctance Flux density None of these Magnetomotive force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is The force that causes electrons to flow The number of free electrons in an atom An imbalance of electrical charges The flow of charged particles through a material None of these The force that causes electrons to flow The number of free electrons in an atom An imbalance of electrical charges The flow of charged particles through a material None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage, if 100 ohm resistor connected in parallel with an inductor that has a reactance of 200W? 26.6 degree 0 degree 180 degree None of these 90 degree 26.6 degree 0 degree 180 degree None of these 90 degree ANSWER DOWNLOAD EXAMIANS APP
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