علاقة السرعة الحركية بالدقة في الضربة المسقطة المستقيمة الأمامية من الأعلى للريشة الطائرة

الملخص EN

The study aims at : knowing some of the values of motion speed variables.

knowing the accuracy values of the overhand dropshot of the Iraqi universities champions.

knowing relationship between the motion speed variables and the accuracy of the overhand dropshot of the skill of the Iraqi universities champions in badminton.

the researchers adopted the distractive method in the work because it is suitable for such kind of work, the sample consists of (7) players of those who participated in the Iraqi universities champions held in Erbil province from 2nd December 2013 to 5th December 2013 (the speed is 240 picture per second) of the video camera of the type (casio digital camera ex-s1).

the camera was put on the left side of the participatants.

the eyeglass of the camera was (1.10m) high.

the best successful has been analyzed after it gained the most accurate position.

the following variable have been chosen (the distance angle, the time, the speed angle).

the researchers used the (the arithmetic mean, standard deviation , the simple correlation).