Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? 9 6 85 None of these 81 9 6 85 None of these 81 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? None of these A paramagnetic material A diamagnetic material A ferromagnetic material All of these None of these A paramagnetic material A diamagnetic material A ferromagnetic material All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? 122 W 6 W None of these 3 W 64 W 122 W 6 W None of these 3 W 64 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff? None of these 30 Ohm 20 Ohm 10 Ohm 100 Ohm None of these 30 Ohm 20 Ohm 10 Ohm 100 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the diameter of the coil in an inductor: None of these multiplies the value of inductance by four reduces the value of inductance by one-fourth reduces the value of inductance by one-half multiplies the value of inductance by two None of these multiplies the value of inductance by four reduces the value of inductance by one-fourth reduces the value of inductance by one-half multiplies the value of inductance by two ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductive reactance of a parallel inductor circuit is: less than the inductance value of the smallest inductor equal to the sum of the individual inductance values equal to the source voltage divided by total current equal to the sum of the individual inductive-reactance values None of these less than the inductance value of the smallest inductor equal to the sum of the individual inductance values equal to the source voltage divided by total current equal to the sum of the individual inductive-reactance values None of these ANSWER DOWNLOAD EXAMIANS APP
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