Question

Two plates with symmetrical V joint penetration of V angle 60 degree are to
be arc welded in a single pass. The power P(kW)-arc length L(mm)
characteristics is given by 5 + L – 0.2L
2
. Assuming that the top surface of
the weld is flat & flush with the plate top surface, & the energy losses are
30%. The density of filler material is 8 gm/cc and the energy required to
melt 1 gm is 1200 Joules. The plate dimensions are 800 mm length & 4 mm
thickness. The maximum welding speed is ________ mm/sec.

Answer 1

Explanation:

हाय ब्रो आपका क्वेश्चन मुझे समझ नहीं आ रहा है