I Review An arrangement of source charges produces the electric potential V = 5000x? along the x-axis, where V is in volts and x is in meters. Part A What is the maximum speed of a 0.90 g , 7.0 nC charged particle that moves in this potential with turning points at +7.4cm? Express your answer with the appropriate units. HÀ Value Units Umax = Submit Request Answer

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