Question: Figure Q 1 a shows a robotic system with 3 elements A , B , C , and withthe end effector ( G ) attached

Figure Q1a shows a robotic system with 3 elements A, B, C, and withthe end effector (G) attached to member C and situated in its homeposition of [0,0,0].(The coordinate system is as shown with the x-axisemerging from the paper.)Elements B and C may be rotated through angles \theta AB and \theta BCrespectively whilst A may rotate about its own axis as shown. Thejoints between elements are referred to as JAB and JBC.The lengths of elements A, B, C are 0.35m,0.4m and 0.25mrespectively.(i) Find the coordinates of the home position with the origin shiftedto JAB.Calculate the final position of the end effector in terms of an origin atJAB after the following movements.(ii) Element B is rotated counter-clockwise through 30O, withelement C then rotated correspondingly back into a verticalalignment. Find the new position of the gripper again withrespect to JAB.(iii) Finally the entire assembly is rotated 90Oabout element A intothe paper. What is the final position with respect to the homeposition.

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