Speed of the proton as it hits the negatively charged plate

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A uniform electric field exists in the region between two oppositely charged parallel plates 1.67 cm apart. A proton is released from rest at the surface of the positively charged plate and strikes the surface of the opposite plate in a time interval 1.56×10−6 s.
Find the strength of the electric field and the speed of the proton as it hits the negatively charged plate.

Reference no: EM13557160

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