Question

Lay a long "L" bow of uniform cross-section on a smooth horizontal plane and find its tension at a distance of "l" from one end when one end of it is drawn with force "F".

Answer 1

$M=M',$

$M=Fl,$

$M'=F'(L-l),$

$Fl=F'(L-l),$

$F'=\frac{Fl}{L-l}.$