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x2 mc questions 1. The potential due to two point charges is measured to be zero...

x2 mc questions

1. The potential due to two point charges is measured to be zero at a point other than infinity. The resulting field due to those two charges at that point:

a) Must be zero

b) can be zero

c) cannot be zero

d) None of the above

2. The electric field due to a point charge points in the direction of decreasing potential, and:

a) is parallel to; and always points in the same direction as, the force exerted by that charge on another charge

b) Is perpendicular to the electrostatic force

c) Any of the above

d) none of the above

answering both questions would be appreciated

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