# Physics - REPOST

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A styrofoam ball covered with a conducting paint has a mass of 5.0 x 10 ^-3 kg and has a charge of 4.0 microcoulombs. What electric field directed upward will balance the weight of the ball?

• Physics - REPOST -

• Physics - REPOST -

Sorry (impatient) and Thanks. So
E=/F/ divide by /q/

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