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12. The figure below shows an inverted slider-crank mechanism A L2 10 La B Li (a) (1) Identify the links and kinematic pairs in

12. The figure below shows an inverted slider-crank mechanism A L2 10 La B Li (a) (1) Identify the links and kinematic pairs in the mechanism (ii) State the nature of the elements in (i) above and determine the mobility of the mechanism (iii) State the motion undergone by OA. AP and B. (b) For the position of the mechanism shown, (i) Write a loop-closure equation for the mechanism (ii) Derive expressions for the position. velocity and acceleration of point P.

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