How things work college course/Electricity and Field theory/Quiz

Ideas for Electronics conceptual

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  1. current as electrons per second
  2. voltage as potential energy per electron
  3. potential energy as mgh AND/OR qV
  4. bulbs and batteries: which bulb is dim?
  5. ohm's law always true? (e.g. what about temperature effects)
  6. parallel versus series
  7. ideal versus actual batteries
  8. resistance across a perfect ohmeter
  9. current through a perfect voltmeter
  10. hydrodynamic analog current, voltage, capacitor, membrane, energy in capacitor and inductor

quiz

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20 questions #3

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1 When you drop a rock just above Earth's surface, the downward force is called the ______ and the equation describing the force is _____

gravitational potential ... mgh
gravitational field ... mgh
gravitational potential ... mg
gravitational field ... mg
gravitational potential energy ... mgh

2 If a battery is used to power a light bulb, the force is called the ______ and the equation describing the force is _____

electric field ... qE
electric potential ... qEℓ
gravitational field;...mg
electric potential ... mg
electric potential energy ... mg

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Sandbox index (transcluded)

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