1. The problem statement, all variables and given/known data The instantaneous configuration of a slider crank mechanism has a crank GH 10cm long, the connecting rod HP is 50cm. The crank makes an angle of 60 degree with the inner dead centre position and is rotating at 110 rev/min. Determine the velocity of the piston P and the angular velocity of the link HP. urgent help is needed! i have an exam soon & i have no example of this type of question to work from. please help!!!