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Two 2.5-mm-diameter beads, C and D, are 11 mm apart, measured between their centers. Bead C...

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Physics

Two 2.5-mm-diameter beads, C and D, are 11 mm apart, measuredbetween their centers. Bead C has mass 1.0 g and charge 1.8 nC.Bead D has mass 2.5 g and charge -1.0 nC.

If the beads are released from rest, what is the speedvC of C at the instant the beads collide?

Express your answer to two significant figures and include theappropriate units.

What is the speed vD of D at the instant the beadscollide?

Express your answer to two significant figures and include theappropriate units.

Answer & Explanation Solved by verified expert
3.7 Ratings (352 Votes)
Initial potential energyUi kqCqDr where K is constant qC is charge on bead C 18 nC qD is charge on bead D 10nC Ui 1473106 J Final potential energy    See Answer
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