Category Archives: 7. DC Circuits

DC Circuits Equations Review

Pre-Reading Question: Find equivalent resistance in the circuit below. Video: Princeton Readings: “Capacitance” and “Combinations of Capacitors” on pages 212-215 MC Question 8 on page 218. (answer on page 411) DC Circuits on pages 225-237 All MC Questions on pages … Continue reading

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DC Circuits Test Review

Review videos (not made by me): Circuits: Momentum (yes, this is a hint): Princeton Readings: “Capacitance” and “Combinations of Capacitors” on pages 212-215 MC Question 8 on page 218. (answer on page 411) DC Circuits on pages 225-237 All MC … Continue reading

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7.12 Equivalent Capacitance

Textbook reading: The book does a pretty great job of explaining equivalent capacitance.  Read section 21-6, “Circuits Containing Capacitors,” on pages 743-746.  Example 21-8 is not very helpful, so skip it. Note that the book uses ε for voltage, so C = … Continue reading

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7.11 Capacitance

Videos Capacitance Watch the first 8:30 of this video from UC Davis. The professor talks about “Gauss’s Law” a few times, which we haven’t discussed yet.  He also mentions “charge density,” which in this context is simply an amount of … Continue reading

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DC Circuits Quiz 1 Review

Princeton reading: p. 224, “Electric Current” p.226-237 All the sections on those p. 241-242, MC questions 2-9; answers are on 414-415 p. 243, FR question parts a-d, answer is on page 416 Summary on page 245 is also helpful. Videos: … Continue reading

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7.7 Power

Watch before coming to class on Saturday. Video:

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7.5 V-I-R and EMF

Long video tonight, so no pre or post-reading questions.  However, the extra practice is highly recommended. Videos: V-I-R Charts EMF Extra Practice: V-I-R chart

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7.4 Equivalent Resistance

Equivalent Resistance Pre-reading: Be sure you’ve answered question 7 from today’s lab before watching these videos: Video:  How to light a lightbulb  Equivalent Resistance Post-reading question:

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7.2 Series and Parallel Circuits

Series and Parallel Circuits:  How to use a multimeter:  You’ll have to use one of these tomorrow.  This is a video instruction manual.  Start at 1:03.  The stuff before then is not useful for what we’ll be doing.

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7.1 DC Circuits

Textbook reading: Walker Section 2.1, pages 725-728 You should know the “Definition of Electric Current, I” Pay close attention to Example 12-1.  You should be able to work this example on your own. Also, pay close attention to the water … Continue reading

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