The electric potential in a specific area varies with position as V(x) = ax2 - bx + c, where a = 2.9 V/m2, b = 12.5 V/m, and c = 14 V. Part (a)  Find the electric field vector E in this area in terms of the given variables. Be sure to include a unit vector for direction.  E = ______ Part (b)  What is the magnitude of the electric field, in volts per meter, at x = 1.0 m?  |E(1.0 m)| = ______ Part (c)  What is the magnitude of the electric field, in volts per meter, at x = 5.0 m?  |E(5.0 m)| = ______

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Q: I need help with Part A and Part B because I don't know how to do this problem

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.