Hence , two kinematic constraints can be added to the system of equations to solve to find the impact conditions .
Due to the gear effect , before the ball leaves the club face it is assumed to have reached the state of rolling without slipping .
Two kinematic constraints can be added to the system of equations to solve to find the impact conditions .
Due to the gear effect , before the ball leaves the club face it is assumed to have reached the state of rolling without slipping .