How can we determine or find out the proper size of any cable if nothing is me

How can we determine or find out the proper size of any
cable if nothing is mentioned on it.Calculation of size in
Sq.mm???

Question Posted / ankit.rana173

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How can we determine or find out the proper size of any cable if nothing is mentioned on it.Calcul..

Answer / girish

measure dia of cable in mm by scale suppose n

area of cross section of cable = n e2

if 20 mm is dia of cable means

area of cross section = 20 x 20 = 40 sqmm

Note: but you should measure only conductor dia not
insulation included in that

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