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A proton accelerates from rest in a uniform electric field of 668 N/C. At some later...

A proton accelerates from rest in a uniform electric field of 668 N/C. At some later time, its speed is 1.12 106 m/s. (a) Find the magnitude of the acceleration of the proton. m/s2 (b) How long does it take the proton to reach this speed? µs (c) How far has it moved in that interval? m (d) What is its kinetic energy at the later time? J

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