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? 43891 None of these 43922 2 3 43891 None of these 43922 2 3 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A real voltage source has A small internal resistance Infinite internal resistance Zero internal resistance A large internal resistance None of these A small internal resistance Infinite internal resistance Zero internal resistance A large internal resistance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The valence electron of a copper atom experiences what kind of attraction toward the nucleus? Weak Neutral None of these Strong Impossible to say Weak Neutral None of these Strong Impossible to say ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? All of these A diamagnetic material A ferromagnetic material A paramagnetic material None of these All of these A diamagnetic material A ferromagnetic material A paramagnetic material None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? 310 Ohm 550 Ohm None of these 410 Ohm 400 Ohm 310 Ohm 550 Ohm None of these 410 Ohm 400 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rotating coil of wire in an electric motor is called the: brush None of these loop armature commutator brush None of these loop armature commutator ANSWER DOWNLOAD EXAMIANS APP
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