A charge of +8 nC is fixed at the origin

PHYSICS · Single correct · CBSE · Physics · Electrostatic Potential and Capacitance · Electrostatic Potential and Capacitance

Problem

A charge of +8 nC is fixed at the origin. A second point charge q is placed on the x-axis at x = 0.50 m. The electric potential at x = 1.00 m is found to be 400 V. Determine the value of q. (a) +9.0 nC+9.0\,\text{nC} (b) +18 nC+18\,\text{nC} (c) −18 nC-18\,\text{nC} (d) +36 nC+36\,\text{nC}

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