The electric potential varies in space according to

PHYSICS · Subjective · CBSE · Physics · Electrostatic Potential and Capacitance · Electrostatic Potential and Capacitance

Problem

V = 3x + 4y

. A particle of mass

10\,\text{kg}

starts from rest at point

(2, 3.2)\,\text{m}

under the influence of this field. Find the velocity of the particle when it crosses the

x

-axis. The charge on the particle is

+1\,\mu\text{C}

. Assume that

V(x,y)

is in SI units.