What is the acceleration of the electron at its turningpoint?

Express your answer in meters per second squared.

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A 2.3 mm -diameter sphere is charged to -4.5 nC . An electron fired directly at the sphere from far away comes to within 0.39 mm of the surface of the target before being reflected. A 2.3 mm -diameter sphere is charged to -4.5 nC . An electron fired directly at the sphere from far away comes to within 0.39 mm of the surface of the target before being reflected.

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Answer Apply Newton second ... View the full answer