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Problem: A positive charge of 4.80 uC is fixed in place. From a distance of 3.50 cm a particle of mass 5.00 g and charge +3.70 uC is fired with an initial speed of 74.0 m/s directly toward the fixed charge.
Part A: How close to the fixed charge does the particle get before it comes to rest?
Express your knowledge to solve the above problem.
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