Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the emitter current None of these collector current supply current base current emitter current None of these collector current supply current base current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The value of a capacitor can be made larger by: decreasing the area of the plates increasing the voltage applied to the plates increasing the frequency of the applied voltage increasing the area of the plates None of these decreasing the area of the plates increasing the voltage applied to the plates increasing the frequency of the applied voltage increasing the area of the plates None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a transistor operates at the middle of the load line, an increase in the current gain will move the Q point nowhere down None of these up off the load line nowhere down None of these up off the load line ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ac current is converted to dc voltage ac current leads the voltage by 90 degree None of these ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ac current is converted to dc voltage ac current leads the voltage by 90 degree None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain varies slightly is contant varies enormously None of these equals the collector current divided by the base current varies slightly is contant varies enormously None of these equals the collector current divided by the base current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? 0 V 36 V None of these 40 V 60 V 0 V 36 V None of these 40 V 60 V ANSWER DOWNLOAD EXAMIANS APP
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