摘要:The purpose of the study was to investigate the relationship of muscular contraction of selected muscles during Jump Serve among national and university level Volleyball players. The subjects for the study were twenty male Volleyball players from Lakshmibai National Institute of Physical Education & Jiwaji University, Gwalior. The muscular contraction of selected muscles was measured by biotech though technology of six channels and the Jump Serve performances of subjects were assessed by 5 point scale through subjective judgment of panel of judges. The data was analyzed using the Spearman's Rank correlation (ρ). The level of significance was set at 0.05. The above mentioned statistical techniques were performed using SPSS version 17.