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A charge of 7.9*10-5 C is placed in a uniform electric field that is directly vertically...

A charge of 7.9*10-5 C is placed in a uniform electric field that is directly vertically upward with a field strength of 6.50*104 N/C. If the charge moves 2.60m at an angle of 60 degrees downward from the horizontal (change in r= 2.6m r - 60 degrees theta) the electric potential energy of the charge will...

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