Question 1 Consider the figure below. The masses, lengths and diameters of the wires, and Young's moduli are as follows: m₁ = 16 kg, m2 = 11 kg, m3 = 19 kg. L1= 0.39 m, 12 = 0.45 m, 13 = 0.20 m. dy= = 1.8 mm, d2 = 2.4 mm, d3 = 2.9 mm. Y1 = 2.8x1011 Calculate the total change in length in meters. Express your final answer in 6 decimal places. Use pi = 3.14. . E mi m2 1.3 Pa, Y2 = 3.4x1010 Pa, Y3 = 3.9x1011 Pa. m3
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