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An electric field of 120 N/C is maintained between two plates separated by 10.0 cm. A...

An electric field of 120 N/C is maintained between two plates separated by 10.0 cm. A positive charged particle of mass 1.92 x 10-20 kg is placed at the positive plate and released. If its speed at the negative plate is 21,000 m/s:

A) find the work done on the charge.

B) find the potential difference between the plates

C) find the charge on the particle

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