# Problem: Two uncharged, conducting spheres, A and B, are held at rest on insulating stands and are in contact. A positively charged rod is brought near sphere A. While the rod is in place, someone moves sphere B away from A. How will the spheres be charged, if at all? A) A+ and B+ B) A- and B- C) A+ and B- D) A- and B+ E) A=0 and B=0

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Two uncharged, conducting spheres, A and B, are held at rest on insulating stands and are in contact. A positively charged rod is brought near sphere A. While the rod is in place, someone moves sphere B away from A. How will the spheres be charged, if at all?

A) A+ and B+

B) A- and B-

C) A+ and B-

D) A- and B+

E) A=0 and B=0

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Conservation of Charge concept. You can view video lessons to learn Conservation of Charge. Or if you need more Conservation of Charge practice, you can also practice Conservation of Charge practice problems.

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Our tutors rated the difficulty ofTwo uncharged, conducting spheres, A and B, are held at rest...as low difficulty.

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Based on our data, we think this problem is relevant for Professor McElgin's class at LSU.