In the mechanism shown in the figure, limb $2$ rotates counterclockwise at a constant w$=15$ rad$/$s$.$It rotates with angular velocity. a$)$ Considering the values given in the mechanism in the figure and using the Raven methodCalculate the unknown angles and sizes $($ thetai$3,$ thetai$5,$ s$14,$ s$16)$ using b$)$ Find the number of vector circuits and write the vector circuit equations.c$)$ Using the Complex Numbers Method, calculate the speed of the sliding element no$.6,$ numbers $3$ and $5.$the angular velocities of the limb$,$ the acceleration of limb $6,$ and the angular accelerations of limbs $3$ and $5.$find it$.$ O$2$A$-300$mm; AC$=350$mm AB$=800$mm; CD$=750$mm a$=50$mm; b$=200$mm; Thetai$2=38$