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Physics

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An electron, starting from rest and moving with a constant acceleration, travels 1.0 cm in 20 ms. What is the magnitude of this acceleration?

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Answer:

s = 1/2 a t^2 distance vs acceleration

a = 2 * s / (2E-2)^2 = 2 * 1E-2 / 4E-4 = .5E2 = 50 m/s

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