Electronic Principles How many protons does the nucleus of a silicon atom contain? 14 48 29 4 None of these 14 48 29 4 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Increases 0oC Stays the same Decreases None of these Increases 0oC Stays the same Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: No more than 10% less than the primary current Same as the primary current One-half the primary current Twice the primary current None of these No more than 10% less than the primary current Same as the primary current One-half the primary current Twice the primary current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: None of these less than the capacitance value of the smallest capacitor equal to the source voltage divided by total current equal to the sum of the individual capacitance values equal to the sum of the individual capacitive-reactance values None of these less than the capacitance value of the smallest capacitor equal to the source voltage divided by total current equal to the sum of the individual capacitance values equal to the sum of the individual capacitive-reactance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements best describes magnetic hysteresis? Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet Hysteresis is most apparent when the core material is saturated None of these Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet Hysteresis is most apparent when the core material is saturated None of these Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Reducing the amount of current through an inductor: multiplies the value of inductance by two multiplies the value of inductance by four reduces the value of inductance by one-half has no effect on the inductance None of these multiplies the value of inductance by two multiplies the value of inductance by four reduces the value of inductance by one-half has no effect on the inductance None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS