Electrical Energy. Electric Potential Energy Note: Energy is scalar, so keep the sign on the charge +d means movement in the same direction as the E-field.

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Presentation transcript:

Electrical Energy

Electric Potential Energy Note: Energy is scalar, so keep the sign on the charge +d means movement in the same direction as the E-field

Electric Potential Energy

Electric Potential NOT the same as Electric Potential Energy! Consistent for all charges

Potential Energy vs. Potential

Potential Difference V = 0 when r = infinity Scalar, so keep the sign on the charge

Capacitors

Capacitance

Energy Stored in Capacitors

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