Electronic Principles What is the barrier potential of a silicon diode at room temperature? 2 m V per degree Celsius None of these 0.3V 1 V 0.7V 2 m V per degree Celsius None of these 0.3V 1 V 0.7V 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 The flow of charged particles through a material An imbalance of electrical charges The force that causes electrons to flow None of these The number of free electrons in an atom The flow of charged particles through a material An imbalance of electrical charges ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a series RC circuit? The total current is less than the sum of the currents for the resistance and capacitance The total current is equal to the sum of the currents for the resistance and capacitance The total current is greater than the sum of the currents for the resistance and capacitance None of these The current always has the same amplitude and phase for every part of the circuit The total current is less than the sum of the currents for the resistance and capacitance The total current is equal to the sum of the currents for the resistance and capacitance The total current is greater than the sum of the currents for the resistance and capacitance None of these The current always has the same amplitude and phase for every part of the circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Decreases 0oC Stays the same Increases None of these Decreases 0oC Stays the same Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 20 A 50 A None of these 0.20833333333333 20 A 50 A None of these 0.20833333333333 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: from positive to negative from negative to positive from right to left from neutral to positive None of these from positive to negative from negative to positive from right to left from neutral to positive None of these ANSWER DOWNLOAD EXAMIANS APP
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