Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 7.75 µA 10.3 µA 14.8 µA 7.8 µA None of these 7.75 µA 10.3 µA 14.8 µA 7.8 µA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns? 100 A 1000 A None of these 0.41666666666667 0.1 A 100 A 1000 A None of these 0.41666666666667 0.1 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An ideal voltage source has Infinite internal resistance Zero internal resistance A load-dependent current A load dependent voltage None of these Infinite internal resistance Zero internal resistance A load-dependent current A load dependent voltage None of these 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 is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage of a parallel circuit is the same as the voltages across each branch The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage in a parallel circuit is always less than the value of the smallest voltage 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 of a parallel circuit is the same as the voltages across each branch The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage in a parallel circuit is always less than the value of the smallest voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The north pole of a magnet is the one: that would be repelled by the south pole of another magnet None of these that has its molecules arranged in a random pattern that would be attracted to the earth's south magnetic pole that would be attracted to the earth's north magnetic pole that would be repelled by the south pole of another magnet None of these that has its molecules arranged in a random pattern that would be attracted to the earth's south magnetic pole that would be attracted to the earth's north magnetic pole ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the power dissipation of a resistance when you know the power dissipation of a resistance when you know the voltage drop and current? P = I2R P = IE None of these I = P/E P = E2/R P = I2R P = IE None of these I = P/E P = E2/R ANSWER DOWNLOAD EXAMIANS APP
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