Electronic Principles A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding? None of these 600 V 0.4 V 4.73 24 V None of these 600 V 0.4 V 4.73 24 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit? Reluctance None of these Number of lines of force Magnetomotive force Flux density Reluctance None of these Number of lines of force Magnetomotive force Flux density 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? 1000 A 0.1 A 100 A 0.41666666666667 None of these 1000 A 0.1 A 100 A 0.41666666666667 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Positive ions are atoms that have Gained a proton Lost an electron Gained an electron None of these Lost a proton Gained a proton Lost an electron Gained an electron None of these Lost a proton ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain equals the collector current divided by the base current varies slightly None of these varies enormously is contant equals the collector current divided by the base current varies slightly None of these varies enormously is contant ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has how many doped regions? 3 None of these 4 1 2 3 None of these 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
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