Two identical particles each with a mass 20 mg and a charge, Ask an Expert

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Two identical particles, each with a mass 2.0 mg and a charge of 25 nC, are released simultaneously from rest when the two are 4.0 cm apart. What is the speed of either particle at the instant when the two are separated by 10 cm?

1.) 9.2 m/s

2.)7.3 m/s

3.) 4.6 m/s

4.) 6.5 m/s

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Category:- Physics
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