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Question: An astronaut holds two small aluminum spheres, each having mass 0.0210 kg , 75.5 cm apart. Each s... An astronaut holds two small aluminum spheres, each having mass 0.0210 kg , 75.5 cm apart. Each sphere carries a charge of +4.00 µC .

a. What is the repulsive force between the spheres?

b. What is the acceleration of each sphere the moment after the astronaut releases them?

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