Lightning Conductors are Used to Protect Building :

Lightning conductors are used to protect building from lightning strikes. Which of the following statements is/are true about lightning conductors?

A.Lightning conductors create an electric field at it top so that lightning strikes it preferentially
B. Lightning conductors reduce the effect of the strike by uniformly distributing the charge (current) over the surface of the building.
C. Lightning conductors take all charge (current) to deep down in the earth
D. Lightning conductors must installed at a place taller than the building

  1. A and B
  2. C and D only
  3. A, C and D
  4. D only
Anurag Mishra Professor Asked on 29th September 2015 in Physics.
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