Relationships Between Force, Field, Energy, Potential Video Lessons

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Problem: Find the ratio of speeds of an electron and a negative hydrogen ion (one having an extra electron) accelerated through the same voltage, assuming non-relativistic final speeds. Take the mass of the hydrogen ion to be 1.67x10-27 kg.

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Kinetic energy:

K=12mv2

When an electron and the hydrogen ion are accelerated through the same potential, the acquire equal kinetic energy.

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Problem Details

Find the ratio of speeds of an electron and a negative hydrogen ion (one having an extra electron) accelerated through the same voltage, assuming non-relativistic final speeds. Take the mass of the hydrogen ion to be 1.67x10-27 kg.

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