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Please answer both questions: Q1 : Two identical point charges of q = +7.50 x 10-9 C are separated by a distance of 0.50 m.

Please answer both questions:

Q1 : Two identical point charges of q = +7.50 x 10-9 C are separated by a distance of 0.50 m. How much work is done by

the electric field force to move them away from each other so that they are 1.15 m apart?

Q2: A capacitor of capacitance 30.0 pF is immersed in silicone oil (K=2.50. While the capacitor is connected to a 25-volt battery, what will be the amount of energy stored in the capacitor?

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