
    Analysing the electric fieled in case of the storm.
    Problem  of the electrostatics.
    Our model consists of clouds, buidings, trees and ground

    Date of eviromanent
       potential	
       cloud1:  V1=4000000 [V]
       cloud2:  V2=5000000 [V]
       buidings, trees, gorund:  V3=0 [V]
       

    Hight of the   : building      80m
                   : tree          40m
                   : church tower  120m
                   : clouds        250m
