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 = I2R P = E2/R P = IE I = P/E None of these P = I2R P = E2/R P = IE I = P/E None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductance of a series inductor circuit is: equal to the source voltage divided by total current less than the value of the smallest inductor equal to the sum of the individual inductive-reactance values None of these equal to the sum of the individual inductance values equal to the source voltage divided by total current less than the value of the smallest inductor equal to the sum of the individual inductive-reactance values None of these equal to the sum of the individual inductance values 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? 10.3 µA 7.75 µA 14.8 µA 7.8 µA None of these 10.3 µA 7.75 µA 14.8 µA 7.8 µA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles To get the Thevenin voltage, you have to Open the load resister Short the load resistor Short the voltage source None of these Open the voltage source Open the load resister Short the load resistor Short the voltage source None of these Open the voltage source ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rms value of a sine waveform is: equal to 0.707 times the peak amplitude the number of cycles completed in one second equal to 1.41 times the peak amplitude None of these the time required to complete one full cycle equal to 0.707 times the peak amplitude the number of cycles completed in one second equal to 1.41 times the peak amplitude None of these the time required to complete one full cycle ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: None of these ac current is converted to dc voltage ac current leads the voltage by 90 degree ac current lags the voltage by 90 degree ac current and voltage are exactly in phase None of these ac current is converted to dc voltage ac current leads the voltage by 90 degree ac current lags the voltage by 90 degree ac current and voltage are exactly in phase ANSWER DOWNLOAD EXAMIANS APP