QUESTION $1$

At the instant shown, piston $B$ is moving with velocity $3\frac{m}{s}$ as shown. Using instantaneous center of zero velocity method, determine

a$.$ angular velocity of member $AB,{}_{AB}$

b$.$ velocity of point $A,v_A$

b$.$ angular velocity of member $OA,{}_{OA}$

QUESTION $2$

At the instant shown, piston $B$ is moving with velocity $3\frac{m}{s}$ as shown. Using relative motion method, determine

a$.$ angular velocity of member $AB,{}_{AB}$

b$.$ velocity of point $A,v_A$

b$.$ angular velocity of member $OA,{}_{OA}$