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Consider three identical metal spheres, A, B, and C. Sphere Acarries a charge of

ID: 1734380 • Letter: C

Question

Consider three identical metal spheres, A, B, and C. Sphere Acarries a charge of +10q. Sphere B carries a charge of+q. Sphere C carries no netcharge. Spheres A and B are touched together and then separated.Sphere C is then touched to sphere A and separated from it. Lastly,sphere C is touched to sphere B and separated from it. (a) How much charge ends up on sphere C?
1q

(b) What is the total charge on the three spheres before they areallowed to touch each other?
2q

(c) What is the total charge on the three spheres after they havetouched?
3q (a) How much charge ends up on sphere C?
1q

(b) What is the total charge on the three spheres before they areallowed to touch each other?
2q

(c) What is the total charge on the three spheres after they havetouched?
3q

Explanation / Answer

Initially A: 10Q B: 1Q C: 0Q A=>B A: 5.5Q B. 5.5Q C=>A A: 2.75Q C: 2.75Q C=>B C: 4.125Q B: 4.125Q Final: A: 2.75Q B: 4.125Q C: 4.125Q