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Content Questions
FREQUENTLY ASKED QUESTIONS
November 6, 2012
Content Questions
How much of RLC circuits do we need to know?
How do we know if we can use a formula or if we have to derive it?
What is the meaning of
?
How do I visualize how current goes through an inductor?
Although inductors are usually coils, can they be other objects?
How do you determine the direction of the current when a switch is closed?
How do you transfer from
to
?
How do you use equation 32.6? Where does the resistance come from in the exponential?
How did you find
in the homework LC problem?
How do you go from a differential equation to a sinusoidal equation for current?
What is
in
?
How do you know whether to use a sine or a cosine function for current or voltage when dealing with an AC circuit?
What exactly do you mean by a ``steady-state situation''?
What would happen with a constant DC voltage? Is that a steady state?
Where does the mechanical analogy come from? Why are the variables analogous to each other?
What are
and
?
Why do you use
?
Why is AC current useful?
About this document ...
Kate Scholberg 2012-11-06
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to 
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in the homework LC problem?
in
?
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