Electronic Principles A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff? 2 k Ohm 20 k Ohm 1 k Ohm 10 k Ohm None of these 2 k Ohm 20 k Ohm 1 k Ohm 10 k Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ac current and voltage are exactly in phase ac current is converted to dc voltage None of these ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ac current and voltage are exactly in phase ac current is converted to dc voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A high-pass filter: None of these increases the level of all frequencies by a significant amount has no effect on ac signals passes lower-frequency signals and reduces higher-frequency signals passes higher-frequency signals and reduces lower-frequency signals None of these increases the level of all frequencies by a significant amount has no effect on ac signals passes lower-frequency signals and reduces higher-frequency signals passes higher-frequency signals and reduces lower-frequency signals 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 = I2R P = IE None of these P = E2/R I = P/E P = I2R P = IE None of these P = E2/R 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? 80 W 0.625 W None of these 325 kW 0.24 W 80 W 0.625 W None of these 325 kW 0.24 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At cut off, the Q point is at middle of the load line lower end of the load line None of these infinity upper end of the load line middle of the load line lower end of the load line None of these infinity upper end of the load line ANSWER DOWNLOAD EXAMIANS APP
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