Question
Asked Feb 11, 2019
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(a) Find the potential difference ΔⅤe required to stop an electron (called a "stopping potential") moving with an initial speed of 2.12 x 107 m/s.
.128
Your response is off by a multiple of ten. kV
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(a) Find the potential difference ΔⅤe required to stop an electron (called a "stopping potential") moving with an initial speed of 2.12 x 107 m/s. .128 Your response is off by a multiple of ten. kV

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Expert Answer

Step 1

The stopping potential of the electron can be calculated using given steps.

Given:

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Step 2

Calculation:

The maximum kinetic energy ...

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Physics of Atoms

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