NON-LINEAR CONTACT FINITE ELEMENT ANALYSIS OF SPLIT HOPKINSON INCIDENT BARS UNDER IMPACT LOAD By: NG YIE YEN (Matrix no: 140108) This dissertation is submitted to Universiti Sains Malaysia As partial fulfilment of the requirement to graduate with an honours degree in BACHELOR OF ENGINEERING (MECHANICAL ENGINEERING) School of Mechanical Engineering Engineering Campus Universiti Sains Malaysia Supervisor: Ir. Dr. Feizal Bin Yusof July 2021