Spheres A and B have the same initial positive charge  The magnitude of the repulsive electric force between the two spheres is 14.4 N when separated by a distance of 0.03 m. (a) Find the initial charge Express your answer in micro. (b) The spheres are then allowed to touch each other and then separated. Find the electric force between them if the radius of sphere A is three times that of sphere B. Please include detailed solution. I will attach the reference formulas that we use. The value of k is 8.99 x 10^9, not rounded off to 9. Thank you!

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