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14. The electric potential decreases uniformly from 120 V to80 V as one moves on the x-axis from x -1 cm tox= +1 cm. The electric field at the origin(a) must be equal to 20 Vem(b) may be equal to 20 Vem(c) may be greater than 20 Vem(d) may be less than 20 Vem'.

Answer»

c) is the correct answer



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