G.S.Nixon*, Dr.B.S.Mohanty**, S. Godwin Barnabas***, S.Manikandan****
* Assistant Professor, Mechanical Department, St. Josephs College of Engineering, Chennai. ** Professor, Mechanical Department, St. Josephs College oF Engineering, Chennai.
*** Assistant Professor, ****Student, Mechanical Department, Velammal College of Engineering & Technology, Madurai-625009