The formula used to calculate the diameter of a wire (When there is no zero error) ?

A) P.S.R + H.S.R

B) P.S.R. + H.S.R. X L.C

C) P.S.R +(H.S.R X L.C *correction

D) P.S.R. +(H.S.R. X L.C.) X error

Answer : B