Question

The electric potential at a certain point is given by V= -7.5x2+ 3x, where Vis in volts and xis in meters. What is the electric field at that point?
A) = (15x- 3)
B) = (-15x+ 3)
C) = (-2.5x3+ 1.5 x2)
D) = (2.5x3- 1.5 x2)
E) = 0

Answer

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