2.16 For each linkage shown in the figure, find the path of point P: (a) inverted slider-crank mechanism; (b) second inversion of the slider-crank mechanism; (c) straight-line mechanism; (d) drag-link mechanism.
(a)
(b)
(c)
(d)
Figure P2.16 (a) $R_{CA} = 2$ in, $R_{BA} = 3.5$ in, $R_{PC} = 4$ in;
(b) $R_{CA} = 40$ mm, $R_{BA} = 20$ mm, $R_{PB} = 65$ mm;
(c) $R_{BA} = R_{CB} = R_{PB} = 25$ mm; (d) $R_{DA} = 1$ in,
$R_{BA} = 2$ in, $R_{CC} = R_{DC} = 3$ in, $R_{PB} = 4$ in.