GATE Mechanical Engineering (ME) 2017 Shift 1 Solved Paper

A point mass of 100 kg is dropped onto a massless elastic bar (cross-sectional area = 100 mm², length = 1 m, Young’s modulus = 100 GPa) from a height H of 10 mm as shown (Figure is not to scale). If g = 10 m/s², the maximum compression of the elastic bar is ________mm.