Solving a problem in physics section 72 point 91 electr

Solving a problem in physics section 72 point 91 electr

91. Determine the distance r2 from the point charge at which the electrostatic field strength in water will be the same as in vacuum at a distance r1 = 13.5 cm from the charge. The dielectric constant of water is ε2 = 81.

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Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)

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