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 None of these ac current leads the voltage by 90 degree ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ac current is converted to dc voltage None of these ac current leads the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns? 0.1 A 1000 A None of these 100 A 0.41666666666667 0.1 A 1000 A None of these 100 A 0.41666666666667 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Inductive reactance is measured in units of: volts per second henrys Ohm None of these amperes per second volts per second henrys Ohm None of these amperes per second ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the base supply voltage increases, the Q point moves up off the load line None of these down nowhere up off the load line None of these down nowhere ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain is contant varies slightly varies enormously equals the collector current divided by the base current None of these is contant varies slightly varies enormously equals the collector current divided by the base current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How may valence electrons does a silicon atom have? None of these 2 1 4 None of these 2 1 4 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS