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 equivalent of 1 micro A is: one million amperes 1000 A None of these 10000A one-millionth of an ampere one million amperes 1000 A None of these 10000A one-millionth of an ampere ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly leads to the resistance of an ordinary household light bulb, assuming that you know the power and voltage rating? R = E2/P None of these I = P/E P = PR P = E2/R R = E2/P None of these I = P/E P = PR P = E2/R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductive reactance of a parallel inductor circuit is: equal to the source voltage divided by total current equal to the sum of the individual inductance values less than the inductance value of the smallest inductor equal to the sum of the individual inductive-reactance values None of these equal to the source voltage divided by total current equal to the sum of the individual inductance values less than the inductance value of the smallest inductor equal to the sum of the individual inductive-reactance values None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit? None of these Reluctance Flux density Magnetomotive force Number of lines of force None of these Reluctance Flux density Magnetomotive force Number of lines of force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the diameter of the coil in an inductor: multiplies the value of inductance by four reduces the value of inductance by one-fourth None of these multiplies the value of inductance by two reduces the value of inductance by one-half multiplies the value of inductance by four reduces the value of inductance by one-fourth None of these multiplies the value of inductance by two reduces the value of inductance by one-half ANSWER DOWNLOAD EXAMIANS APP
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