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  1. Khan Academy | Khan Academy

    Oops. Something went wrong. Please try again. Uh oh, it looks like we ran into an error. You need to refresh. If this problem persists, tell us.

  2. Voltage (video) | Electrostatics - Khan Academy

    Explore the distinction between electric potential energy and electric potential, often confused terms in electrostatics. Understand how electric potential, or voltage, is associated with …

  3. Electric potential at a point in space (video) | Khan Academy

    The units of electric potential are joules per coulomb, hinting at its connection to energy. The video explains how to calculate electric potential and its relationship with voltage.

  4. Electricity | NCERT Physics Class 10 | Science | Khan Academy

    Electric potential & potential difference Learn Intro to potential difference (& voltage) Solved example: Potential difference & work done

  5. Electric potential, voltage (article) | Khan Academy

    Electric potential energy exists if there is a charged object at the location. Electric potential difference, also known as voltage, is the external work needed to bring a charge from one …

  6. Electric potential: conceptual problems (part 1) - Khan Academy

    Let's practice some problems to better understand the changes in potential, potential energy, and work done in moving a charge in an electric field.

  7. 可汗学院 | 可汗学院 - Khan Academy

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  8. Voltage (video) | Electromagnetics | Khan Academy

    The electric potential at a point represents the electric potential energy per unit charge that a particle would have at that location. The difference in electric potential between two points is …

  9. Electric potential from multiple charges (video) | Khan Academy

    In this video David shows how to find the total electric potential at a point in space due to multiple charges.

  10. Electric potential energy (video) | Khan Academy

    Explore the concept of electrical potential energy and its similarities to gravitational potential energy. Understand how work is required to move an object within a gravitational or electric …