Electronic Principles What are the main parts of an atom? Protons only Electrons, protons, and ions Electrons, protons, and neutrons None of these Electrons, ions, and neutrons Protons only Electrons, protons, and ions Electrons, protons, and neutrons None of these Electrons, ions, and neutrons 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 earths north magnetic pole None of these that would be attracted to the earth's south magnetic pole that would be repelled by the north pole of another magnet 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 attracted to the earth's south magnetic pole that would be repelled by the north pole of another magnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is most likely used for measuring the rate of electron flow? Wattmeter None of these Ammeter Voltmeter Ohmmeter Wattmeter None of these Ammeter Voltmeter Ohmmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm? 70.7Ohm 250 Ohm 99.3 Ohm None of these 60 Ohm 70.7Ohm 250 Ohm 99.3 Ohm None of these 60 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In an intrinsic semiconductor, the number of free electrons Impossible to say Equals the number of holes None of these Is greater than the number of holes Is less than the number of holes Impossible to say Equals the number of holes None of these Is greater than the number of holes Is less than the number of holes ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 0.20833333333333 20 A 50 A None of these 0.20833333333333 20 A 50 A None of these ANSWER DOWNLOAD EXAMIANS APP
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