Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? 43922 2 43891 None of these 3 43922 2 43891 None of these 3 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is The force that causes electrons to flow None of these The number of free electrons in an atom An imbalance of electrical charges The flow of charged particles through a material The force that causes electrons to flow None of these The number of free electrons in an atom An imbalance of electrical charges The flow of charged particles through a material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The voltage across a 1N4001 is 0.93V when the current is 1A. What is the power dissipation of the diode for these values? None of these 0.93 W 0.93 V 9.3 W 0.041666666666667 None of these 0.93 W 0.93 V 9.3 W 0.041666666666667 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a statement of Kirchhoffs current law? The total current in a parallel circuit is less than the value of the smallest current None of these The current through a resistance is proportional to the value of resistance and the IR drop across it The algebraic sum of currents entering and leaving a point is equal to zero The algebraic sum of currents in a loop is equal to zero The total current in a parallel circuit is less than the value of the smallest current None of these The current through a resistance is proportional to the value of resistance and the IR drop across it The algebraic sum of currents entering and leaving a point is equal to zero The algebraic sum of currents in a loop is equal to zero 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 that has its molecules arranged in a random pattern None of these 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 that has its molecules arranged in a random pattern None of these 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 statements is true for resistance in a parallel circuit? The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance in a parallel circuit is equal to the average value of the individual resistances The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is equal to the total voltage None of these The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance in a parallel circuit is equal to the average value of the individual resistances The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is equal to the total voltage None of these ANSWER DOWNLOAD EXAMIANS APP
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