Electronic Principles The knee voltage of a diode is approximately equal to the Forward voltage Barrier potential Breakdown voltage None of these Applied voltage Forward voltage Barrier potential Breakdown voltage None of these Applied voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? None of these Solar energy Mechanical energy Chemical energy Electronical energy None of these Solar energy Mechanical energy Chemical energy Electronical energy 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 0.4 V None of these 4.73 24 V 600 V 0.4 V None of these 4.73 24 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrasers best describes flux density? The rate of change of the number of lines of magnetic force None of these The force that maintains lines of force The concentration of lines of magnetic force The opposition to a build-up of magnetic fields The rate of change of the number of lines of magnetic force None of these The force that maintains lines of force The concentration of lines of magnetic force The opposition to a build-up of magnetic fields 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? 250 µA None of these 350 µA 300 µA 0.25 µA 250 µA None of these 350 µA 300 µA 0.25 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a series circuit? The total voltage in a series circuit is equal to the average value of the individual voltages The total voltage of a series circuit is equal to the total current divided by the total resistance None of these The total voltage is equal to the sum of the individual voltages in a series circuit The total voltage in a series circuit is always less than the value of the smallest voltage The total voltage in a series circuit is equal to the average value of the individual voltages The total voltage of a series circuit is equal to the total current divided by the total resistance None of these The total voltage is equal to the sum of the individual voltages in a series circuit The total voltage in a series circuit is always less than the value of the smallest voltage ANSWER DOWNLOAD EXAMIANS APP
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