1. Associate Professor, Dept. of Mechanical Engineering, Bharat Institute of Engineering & Technology, Mangalpally, Ibrahimpatnam, Hyderabad—501 510, India.
2. Indian National Academy of Engineering, Distinguished Professor and Head, Dept. of Mechanical Engineering, Vardhaman College of Engineering, Kacharam, Shamshabad, Hyderabad—501 218, India (corresponding author).