Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Decreases None of these Stays the same 0oC Increases Decreases None of these Stays the same 0oC Increases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Household light bulbs have a given power rating, and they operate at 120 V. Which one of the following equations most directly provides the current rating of these light bulbs? P = IE P = I2R P = E2/R None of these I = P/E P = IE P = I2R P = E2/R None of these I = P/E ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much power is being dissipated by a 1000 W resistance that has 25 V applied to it? None of these 325 kW 0.24 W 0.625 W 80 W None of these 325 kW 0.24 W 0.625 W 80 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a transistor operates at the middle of the load line, an increase in the base resistance will move the Q point nowhere None of these off the load line down up nowhere None of these off the load line down up 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? 0.93 V 0.93 W 0.041666666666667 None of these 9.3 W 0.93 V 0.93 W 0.041666666666667 None of these 9.3 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 14.8 µA 7.75 µA None of these 10.3 µA 7.8 µA 14.8 µA 7.75 µA None of these 10.3 µA 7.8 µA ANSWER DOWNLOAD EXAMIANS APP