Electronic Principles What is the barrier potential of a silicon diode at room temperature? 0.3V 2 m V per degree Celsius 1 V 0.7V None of these 0.3V 2 m V per degree Celsius 1 V 0.7V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a parallel circuit? The total voltage in a parallel circuit is always less than the value of the smallest voltage The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage of a parallel circuit is the same as the voltages across each branch None of these The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage in a parallel circuit is always less than the value of the smallest voltage The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage of a parallel circuit is the same as the voltages across each branch None of these The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding? 600 V 24 V 4.73 None of these 0.4 V 600 V 24 V 4.73 None of these 0.4 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? 400 Ohm 410 Ohm None of these 550 Ohm 310 Ohm 400 Ohm 410 Ohm None of these 550 Ohm 310 Ohm 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 armature None of these commutator rotor battery armature None of these commutator ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly leads to the resistance of an ordinary household light bulb, assuming that you know the power and voltage rating? R = E2/P P = PR None of these P = E2/R I = P/E R = E2/P P = PR None of these P = E2/R I = P/E ANSWER DOWNLOAD EXAMIANS APP
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