Question: Question 1 10 points Save Answer In the Van de Graff generator, there is a belt that moves static charge between the base of the

 Question 1 10 points Save Answer In the Van de Graff

Question 1 10 points Save Answer In the Van de Graff generator, there is a belt that moves static charge between the base of the machine and a metal globe were the charge is stored. The globe is a capacitor, holding charge until discharged, but the air breaks down when the voltage is too high. The charge stored on that sphere will of the order of 10" coulombs for a typical demonstration machine. If another globe is brought up that has the same but opposite charge, what is the force between them when they are 50 cm (0.5 m) apart? (Think of two spheres each 10 cm in radius with their surfaces 10 cm apart. It's the distance between the centers that determines the force. This may be as close as they can get without creating a spark. Hint: You need Coulomb's law to do this. About 40 N About 4 N Less than 1 N Over 1000 N

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