According to ASTM E709-95 in using prod technique on a 50 mm thickness plate witha prod spacing of 101 mm (4 inches), current shall be selected in the following range:

According to ASTM E709-95 in using prod technique on a 50 mm thickness

1.	According to ASTM E709-95 in using prod technique on a 50 mm thickness plate witha prod spacing of 101 mm (4 inches), current shall be selected in the following range:
A.	300-450A
B.	400-500 A
C.	500-625A
D.	550-700 A
Answer» B. 400-500 A