The electric potential at two points in space is: V1 = 200 volts and V2 = 300 volts. Which of the following statements is true for moving a point charge q from point 1 to 2?
A. The work done by an external agent to move q from point 1 to 2 is positive.
B. We can't determine the work done because we don't know the direction of V at the two points.
C. The work done by the electric force exerted on q in moving it from point 1 to 2 is W = –q(100 V).
1.A
2.B
3.C
4.A and B
5.A and C
6.B and C
7.A, B, and C
8.None of the above
3
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