Part A The assembly has the diameters and material make-up indicated. It fits securely between its fixed supports when the temperature is T = 20°C. E. = 73.1 GPa Ebr = 103 GPa Est = 193 GPa, dal = 23(10-5)/°C.br = 17(10 5)/°C 17(10-)/C (Figure 1) Determine the average normal compressive stress in the aluminum when the temperature reaches T, = 45°C. Express your answer to three significant figures and include the appropriate units. ist = HA ? 01 - 14.0 MPа Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining Part B Determine the average normal compressive stress in the bronze when the temperature reaches Th = 45°C. Express your answer to three significant figures and include the appropriate units. Figure 1 of 1 > μΑ ? Obra Value Units - 2014-T6 Aluminum 304 Stainless CN6100 Bronze steel Submit Request Answer 200 mm D C100mm 1.2 m 2 m Part C Determine the average normal compressive stress in the stainless steel when the temperature reaches T) = 45°C. Express your answer to three significant figures and include the appropriate units.