Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? 43922 3 2 None of these 43891 43922 3 2 None of these 43891 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: thermocouple None of these piezoelectric devices chemical cell solar cell thermocouple None of these piezoelectric devices chemical cell solar cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The component that forms the electrical connection between the rotating coil of wire in a motor and the external source of electrical energy is called the: None of these commutator armature battery rotor None of these commutator armature battery rotor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrasers best describes flux density? The rate of change of the number of lines of magnetic force The concentration of lines of magnetic force The opposition to a build-up of magnetic fields The force that maintains lines of force None of these The rate of change of the number of lines of magnetic force The concentration of lines of magnetic force The opposition to a build-up of magnetic fields The force that maintains lines of force None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A basic capacitor is composed of: two conductors separated by a dielectric two dielectrics separated by a conductor two coils separated by a conductor None of these two coils separated by a dielectric two conductors separated by a dielectric two dielectrics separated by a conductor two coils separated by a conductor None of these two coils separated by a dielectric ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio for the transformer specified in the above question? 0.575 None of these 1.5 0.707 10.738 0.575 None of these 1.5 0.707 10.738 ANSWER DOWNLOAD EXAMIANS APP
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