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Exam 1

# Exam 1 - Machine Design EML 4501 Exam 1 Name Student ID 1...

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Machine Design, EML 4501 Exam 1, 10/16/03 Name: Student ID: 1. For the beam below (use variables, DO NOT solve). a. Write the load function. b. Write the shear function c. Write the moment function d. Write the slope function e. Write the displacement function f. What are the geometric boundary conditions? g. What are the load (force and moment) boundary conditions? x F a L y w Figure 1

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2. Calculate all stress components at location A in Figure 2. Draw a stress element that clearly indicates all normal and shear stress components. The back end of the tube is fixed to a wall. The outer diameter of the tube is 20 mm, the inner diameter of the tube is 15 mm, and the tube is 100 mm long. The arm is 150 mm long (measured from the center of the hole to the point of load application), 30 mm high, and 10 mm thick. The force applied to the end of the arm is 100 N, the pressure applied to the front surface of the tube is 30 MN/m 2 . “A” WALL P F L_tube L_arm arm tube
3. The stress element in figure 3 has a yield stress of 250MPa, an ultimate tensile

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Exam 1 - Machine Design EML 4501 Exam 1 Name Student ID 1...

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