1. Aeronautical & Mechanical Engineering Department; School of Computing, Science and Engineering, Newton Building, University of Salford; Manchester UK
2. Aeronautical and Mechanical Engineering Department; University of Salford; Manchester England UK
3. Aeronautical and Mechanical Engineering Department; School of Computing, Science and Engineering, Newton Building; Salford England UK
4. Department of Mathematics; Vaagdevi College of Engineering; Warangal Telangana India