Electron accelerated through an electric potential
An electron and a proton, starting from rest, are accelerated through an electric potential difference of the same magnitude. In the process, the electron acquires a speed ve, while the proton acquires a speed vp. Find the ratio ve/vp.
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Use this information to determine the minimum sample size that could be used in next year's survey to estimate the mean salary of IMA members to within $2000 with 98% confidence.
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