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02_26_Potentrial

# 02_26_Potentrial - Today 2/26 o Electric Potential Energy...

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Today 2/26 o Electric Potential Energy, PE E o Electric Potential, V Electric Potential Difference, V (watch out foe +/- signs!!!) o HW: “Electric Potential Energy” Due Monday 3/3

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Electrostatics Lab: This should be Fun! Tools: electroscope “proof plane” metal cup ground wire charging rod and glass delicate gold foil proof plane
Proof Plane: What happens… (Start with the proof plane uncharged) ...when the metal touches a charged insulator? proof plane ...when the metal touches an uncharged plate? ...when the metal touches a charged plate? some rubs off nothing charge moves through the conductors …when the metal touches the center of the plate???

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Two identical positive charges, A and B, are arranged as shown. The distance from point C to A is twice the distance from point C to B. Which of the following best represents the electric field at point C? e d c b a A B C
e d c b a A B C Two identical positive charges, A and B, are arranged as shown. The distance from point C to A is twice the distance from point C to B. Which of the following best represents the electric field at point C?

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02_26_Potentrial - Today 2/26 o Electric Potential Energy...

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