The minimum thickness of a plate used in the fabrication of a steel chimney is about -
(a) 8 mm
(b) 10 mm
(c) 12 mm
(d) None of these.
The correct Answer Is
(a) 8 mm
(a) 8 mm
(b) 10 mm
(c) 12 mm
(d) None of these.
The correct Answer Is
(a) 8 mm