Asked by pritam | 30th May, 2010, 09:10: PM

Expert Answer:

Dear student,

The stepped leader is the collection of negative charges.A current is produced when the charges meet. When ever the positive and negative poles of a battery is conneted, a current starts to flow. It is similar to that. The positive charges are blown up by a upward air current.



Answered by  | 31st May, 2010, 12:14: PM

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