Relationships Between Force, Field, Energy, Potential Video Lessons

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Problem: An electron with an initial speed of 500,000 m/s is brought to rest by an electric field.a. Did the electron move into a region of higher potential or lower potential?b. What was the potential difference that stopped the electron?c. What was the initial kinetic energy of the electron, in electron volts?

FREE Expert Solution

a.

An electron accelerates when it moves from lower potential to higher potential.

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Problem Details

An electron with an initial speed of 500,000 m/s is brought to rest by an electric field.

a. Did the electron move into a region of higher potential or lower potential?

b. What was the potential difference that stopped the electron?

c. What was the initial kinetic energy of the electron, in electron volts?

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