A piece of thin, straight fishing line of the length L=4m is charged uniformly with positive charge Q=4C, as in the pict
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A piece of thin, straight fishing line of the length L=4m is charged uniformly with positive charge Q=4C, as in the pict
A piece of thin, straight fishing line of the length L=4m is charged uniformly with positive charge Q=4C, as in the picture below. Thin red rectangle on the x-axis is that fishing line. (a) Compute the potential at point P on the y-axis, at the height h=3m. (b) Now place a negative charge q=−2C at point P and compute the potential enerav af that charge due to the presence of the charged fishing line. (Again, express your result in terms of the constant,
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