$*7-3$ The link lengths, coupler point location, and the values of ${}_2,{}_2,$ and ${}_2$ for the same TABLE P$7-1$ Data for Problems $7-3,7-4,$ and $7-11$

${?}^{}$ Drawings of these linkages are in the PDF Problem Workbook folder.

FIGURE P$7-1$

fourbar linkages as used for position and velocity analysis in Chapters $4$ and $6$ are

redefined in Table P$7-1,$ which is basically the same as Table P$6-1.$ The general link$-$

Use row a in the picture