t + 0.5 d
t + d
t+1.5d
t + 2d
"cosecx"
"- cosx"
"-cosecx"
"cosx"
(Pie+1)*d/2
(Pie+2)*d/2
(Pie+3)*d/2
(Pie+4)*d/2
Spot welding
Projection welding
Seam welding
Upset welding
(Length of cut x No. of cuts)/(Feed x r.p.m)
(Feed x r.p.m)/(Length of cut x No. of cuts)
(Lengt of cut x Feed)/(No. of cuts x r.p.m)
(Length of cut x r.p.m)/(Feed x No. of cuts)