In DC welding heat distribution is possible between electrode and the base metal due to the change of polarity. The distribution of heat is
Psitive 2/3 and negative 1 /3
Positive 1 /3 and negative 2/3
Positive 3/4 and negative 1/4
Positive 1/4 and negative 3/4
(A) Psitive 2/3 and negative 1 /3
Explanation: