At each corner of a cube of 25.41 cm on a side there is a point charge Q = 8.360

Question

At each corner of a cube of 25.41 cm on a side there is a point charge Q = 8.360e-6C. Take V to be zero at infinity, what is the potential at the center of the cube?

Please show calculation, thanks.

1. 2.42e6
2. 2.74e6 <----- I think this is the answer for this question
3. 3.09e6
4. 3.49e6
5. 3.95e6
6. 4.46e6
7. 5.04e6
8. 5.69e6
9. 6.44e6
10. 7.27e6

What is the potential at each corner due to the seven other charges?

1. 2.83e5
2. 3.54e5
3. 4.42e5
4. 5.53e5
5. 6.91e5
6. 8.64e5
7. 1.08e6
8. 1.35e6
9. 1.69e6
10. 2.11e6

Explanation / Answer

I believe 2.74e6 is the answer

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