The pylons of a high voltage line are 100 m apart and 16 m high.  Line cables should not be less than 6 m above ground level.  Find the equation of the parabola determined by the cables.  Indicate the height of a point that is located 20 m from the vertex.

Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter6: Power Flows
Section: Chapter Questions
Problem 6.23P
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The pylons of a high voltage line are 100 m apart and 16 m high.  Line cables should not be less than 6 m above ground level.  Find the equation of the parabola determined by the cables.  Indicate the height of a point that is located 20 m from the vertex.

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