About the Author

K. Lalit Narayan (M.Tech., JNTU, Hyderabad), is Associate Professor, Department of Mechanical Engineering, Sir C.R.R. College of Engineering, Eluru. Mr. Lalit Narayan has presented five technical papers at national conferences. K. Mallikarjuna Rao (Ph.D., IISc, Bangalore), is Professor and Head of the Department of Mechanical Engineering, Jawaharlal Nehru Technological University (JNTU), Kakinada. With over a decade of teaching experience at NIT Kurukshetra and JNTU, Dr. Rao has presented/published a number of research papers in technical conferences and national and international journals. His research area includes mechanical design, CAD/CAM and FEM.