If a propped cantilever beam of span L and constant plastic moment capacity Mp carries a concentrated load at midpoint, then the load at collapse will be:
1
\(\frac{{2\;{M_p}}}{l}\)
2
\(\frac{{4\;{M_p}}}{l}\)
3
\(\frac{{6\;{M_p}}}{l}\)
4
\(\frac{{8\;{M_p}}}{l}\)