Part A The rigid beam in Figure 1) is supported by the suspender ters, Bars AB and EF are made of aluminum and bar CD is made of steel Wachter has a cross-sectional area of 415 mm, determine the maximum of Pit the lowable stress (200 MP. for the steel and 150 MP for the suminum - 200 GPa Be=70 GPS Express your answer to three significant figures and include appropriate units. "! P- 53.5 Figure KN 11 Submit PA * Incorrect: Try Again: 2 attempts remaining 11 2 Provide Feedback E Net 0.75 0.75 m 0.75 m 0.75 m