physics PLEASE HELP

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A tiny ball (mass = 0.015 kg) carries a charge of -19C. What is the electric field magnitude that would cause the ball to float above the ground?

  • physics PLEASE HELP -

    E*Q = M*g

    Solve for E, in units of Newtons/Coulomb (same as Volts/meter)

  • physics PLEASE HELP -

    -2.793e-6

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