University of California, Davis MAE Statics and Strengths of Materials. Problems CHEAT SHEET. (All Calculations)

Problem 1 (10 points). Which of the following two truss designs (A or B) should a designer choose? Please explain by discussing forces in one or two members at Problem 3 (10 points). In the champagne bottle incident discussed in the class, explain why one could conclude that the intent ofthe person being charged with the serious crime was not to kill the victim that is, he did not raise the bottle over the victim’s head and slam it on his head? Recall that the bottle fractured but the X-rays for the skull ofthe victim were found to be negative for any fractures. Additionally, the thickness ofthe skull and the bottle were practically the same Problem 2 (10 points). Is the two dimensional body shown under the influence of forces F1,F2 and F3 in equilibrium? Explain your answer. No points will be given forjust answering yes or no. neatly sketched free body diagram. bo Dwe o Newlen’s Thiro