Electronic Principles
Molecule is

The smallest particle of a substance that retains the properties of that substance
None of these
A atom that has an excessive number of electrons in its outer orbit
A atom that flows whenever there is an imbalance of electrical charges between two points
A atom that has a shortage of electrons in its outer orbit

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Electronic Principles
Which one of the following statements best describes magnetic hysteresis?

Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently
Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet
None of these
Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet
Hysteresis is most apparent when the core material is saturated

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Electronic Principles
Which one of the following statements applies to common auto batteries?

Auto batteries are primary dry-cell batteries
Auto batteries are secondary dry-cell batteries
Auto batteries are primary wet-cell batteries
None of these
Auto batteries are secondary wet-cell batteries

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Electronic Principles
Which one of the following statements is true for current flowing in a parallel circuit?

The same current always flows through every part of a parallel circuit
The total current in a parallel circuit is always less than the smallest amount of current
The total current in a parallel circuit is equal to the total voltage multiplied by the total resistance
The amount of current flow through each branch of a parallel circuit can be different, depending on the resistance of each branch part and the amount of voltage applied to it
None of these

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