Two identical spheres possess the same electric charge Q and are separated by some distance D. Each sphere experiences a force with magnitude F. If one of the spheres is then charged to 2Q and their separation distance is increased to 2D, what is the force between the spheres? Explain your answer. A. 2F  B. F  C. F/2  D. F/4

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Q: energy

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Q: Light enters a container of liquid at an angle of 49° to the normal; the refracted beam makes an…

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Q: Your client asks you to construct an accent for his house. You use an iron wire, 0.75m long and…

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Q: Light with a vertical polarization and an intensity of 0.65 W/m2 goes through a polarizer having a…

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.