The lengths of the links of slider-crank linkage ABC comply with the conditions: B͞C=0.58A͞B, B͞D=0.51A͞B, D͞C=0.93A͞B, a=0.32A͞B and d=0.57A͞B. When crank 1 turns about fixed axis A, point D of connecting rod 2 describes a path of which a certain portion approximates straight line q-q, passing through point E. Point E lies on axis b-b of motion of slider 3.
$1547$SC,GI$