Electron was accelerated from rest
An electron was accelerated from rest through a potential difference of 9900 V. What is its speed? The mass of an electron is 9.11 x 10-31 kg, and its charge is 1.602 x 10-19 C. Please show work.
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What is most nearly the amount of work done to overcome friction to slide the block a distance of 20 meters across this surface.
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