Electronic Principles Which one of the following kinds of materials has the highest permeability? All of these A ferromagnetic material A diamagnetic material None of these A paramagnetic material All of these A ferromagnetic material A diamagnetic material None of these A paramagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The net charge of a neutral copper atom is 4 None of these 1 -1 4 None of these 1 -1 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? None of these 60 Ohm 120 Ohm 754 Ohm 30 Ohm None of these 60 Ohm 120 Ohm 754 Ohm 30 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 14.8 µA 10.3 µA 7.8 µA None of these 7.75 µA 14.8 µA 10.3 µA 7.8 µA None of these 7.75 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? 6 85 81 9 None of these 6 85 81 9 None of these ANSWER DOWNLOAD EXAMIANS APP
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 earth's south magnetic pole None of these that would be repelled by the north pole of another magnet that would be attracted to the earths north magnetic pole that has its molecules arranged in a random pattern that would be attracted to the earth's south magnetic pole None of these that would be repelled by the north pole of another magnet that would be attracted to the earths north magnetic pole ANSWER DOWNLOAD EXAMIANS APP
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