Electronic Principles The south pole of a magnet is the one: that has its molecules arranged in a random pattern that would be attracted to the earths north magnetic pole None of these that would be repelled by the north pole of another magnet that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be attracted to the earths north magnetic pole None of these that would be repelled by the north pole of another magnet that would be attracted to the earth's south magnetic pole ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? A diamagnetic material A paramagnetic material A ferromagnetic material None of these All of these A diamagnetic material A paramagnetic material A ferromagnetic material None of these All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 18 V 30 V None of these 24 V 12 V 18 V 30 V None of these 24 V 12 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current? None of these 68.4 mA 34.4 mA 28.4 mA 24.2 mA None of these 68.4 mA 34.4 mA 28.4 mA 24.2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current can flow through a normally open push button switch as long as: its contact remain open None of these you are not pressing the button you are pressing the button its contact remain open its contact remain open None of these you are not pressing the button you are pressing the button its contact remain open ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz? 444 Ohm 100 Ohm 628 Ohm None of these Less than 1 Ohm 444 Ohm 100 Ohm 628 Ohm None of these Less than 1 Ohm ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS