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? 4.73 24 V None of these 600 V 0.4 V 4.73 24 V None of these 600 V 0.4 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a series RLC circuit: is maximum at the resonant frequency always increases as the applied frequency increases is minimum at the resonant frequency None of these always decreases as the applied frequency increases is maximum at the resonant frequency always increases as the applied frequency increases is minimum at the resonant frequency None of these always decreases as the applied frequency increases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used for creating static electricity? Chemical energy Solar energy Light energy Mechanical energy None of these Chemical energy Solar energy Light energy Mechanical energy None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the number of turns of wire in an inductor: multiplies the value of inductance by two None of these multiplies the value of inductance by four reduces the value of inductance by one-half reduces the value of inductance by one-fourth multiplies the value of inductance by two None of these multiplies the value of inductance by four reduces the value of inductance by one-half reduces the value of inductance by one-fourth ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit? Permeability Permeance There is no valid comparison Reluctance Retentivity Permeability Permeance There is no valid comparison Reluctance Retentivity ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the Q point moves along the load line, the voltage increases when the current Stays the same Decreases None of these Increases Can be any of above Stays the same Decreases None of these Increases Can be any of above ANSWER DOWNLOAD EXAMIANS APP
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