Electronic Principles
Suppose a voltage source has an ideal voltage of 12V and an internal resistance of 0.5W. For what values of load resistance will the voltage source appear stiff?

6 Ohm
100 Ohm
5 Ohm
50 Ohm or more
None of these

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Electronic Principles
What is a free electron?

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

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