1. School of Technology, The Glocal University, Mirzapur Pole, Saharanpur, IN (Corresponding author), e-mail: enksharma@yahoo.com; nitin@theglocaluniversity.in
2. AIRF, Jawaharlal Nehru Univ., New Delhi, IN.
3. Dept. of Applied Mechanics, Indian Institute of Technology Delhi, New Delhi, IN.