Electronic Principles How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source? 0.151 mA 157 raA None of these 0.995 mA 2.02 A 0.151 mA 157 raA None of these 0.995 mA 2.02 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? None of these 10.3 µA 7.8 µA 14.8 µA 7.75 µA None of these 10.3 µA 7.8 µA 14.8 µA 7.75 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a parallel circuit? None of these The total voltage of a parallel circuit is the same as the voltages across each branch 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 None of these The total voltage of a parallel circuit is the same as the voltages across each branch 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The core of an electromagnet is said to be in saturation when: None of these the core is permitted to move freely within the coil an increase in current through the coil causes no further increase in the mmf changing the polarity of the current in the coil changes the polarity of the magnetic field around the core frequent changes in the direction of current through the coil causes heating effects in the core material None of these the core is permitted to move freely within the coil an increase in current through the coil causes no further increase in the mmf changing the polarity of the current in the coil changes the polarity of the magnetic field around the core frequent changes in the direction of current through the coil causes heating effects in the core material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Solar energy Mechanical energy None of these Chemical energy Electronical energy Solar energy Mechanical energy None of these Chemical energy Electronical energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A basic capacitor is composed of: two conductors separated by a dielectric two coils separated by a conductor two coils separated by a dielectric None of these two dielectrics separated by a conductor two conductors separated by a dielectric two coils separated by a conductor two coils separated by a dielectric None of these two dielectrics separated by a conductor ANSWER DOWNLOAD EXAMIANS APP
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