Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Increases None of these 0oC Decreases Stays the same Increases None of these 0oC Decreases Stays the same ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: doubles the amount of total current None of these cuts the total current by one-half thrice the amount of total current has no effect on the total circuit current doubles the amount of total current None of these cuts the total current by one-half thrice the amount of total current has no effect on the total circuit current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements best describes magnetic hysteresis? Hysteresis is most apparent when the core material is saturated Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently None of these Hysteresis is most apparent when the core material is saturated Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A diode is in series with 220W. If the voltage across the resister is 4V, what is the current through the diode? 55 A 55.86 A 18.2 mA 16.3 mA None of these 55 A 55.86 A 18.2 mA 16.3 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the base supply voltage increases, the Q point moves off the load line nowhere None of these down up off the load line nowhere None of these down up ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A farad is defined as the amount of capacitance necessary for: changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing None of these causing an ac phase shift greater than 90 degree dissipating 1 W of power storing 1 V for 1 second changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing None of these causing an ac phase shift greater than 90 degree dissipating 1 W of power storing 1 V for 1 second ANSWER DOWNLOAD EXAMIANS APP