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Static Electricity — Science STD 7 — Question

Maharashtra BoardEnglish MediumSTD 7ScienceStatic Electricity2 Marks
Question
Why is the upper end of the lighting conductor pointed?
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Answer

  1. The pointed end makes it possible to increase the electric field near the point. The electric field set up at pointed end is high.
  2. If the discharge of cloud occurs it would be easily passed through the lightening conductor to the ground and damage to the building is averted.

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