Electronic Principles
Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff?

100 Ohm
20 Ohm
None of these
10 Ohm
30 Ohm

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Electronic Principles
What is a free electron?

An electron that costs nothing
An electron that has twice the amount of charge of a normal electron
An electron that has no electrical charge
An electron that has been freed from its parent atom
None of these

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Electronic Principles
What is a negative ion?

An atom that contains more protons than neutrons
An atom that contains more electrons than neutrons
An atom that contains more electrons than protons
None of these
An atom that contains more protons than electrons

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