INSTRUCTION: Answer ALL questions. QUESTION 1 a) Determine the shear stress at point B and maximum...

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INSTRUCTION: Answer ALL questions. QUESTION 1 a) Determine the shear stress at point B and maximum shear stress on the cantilevered strut at section b-b. b) If the applied load in 50 times larger, evaluate the suitability of 6061-T6 Aluminium Alloy to be used as the material. Explain your answer. 2 kN 4 kN 250 mm 250 mm 300 mm a Figure 1 20 mm 70 mm T 20 mm B 50 mm INSTRUCTION: Answer ALL questions. QUESTION 1 a) Determine the shear stress at point B and maximum shear stress on the cantilevered strut at section b-b. b) If the applied load in 50 times larger, evaluate the suitability of 6061-T6 Aluminium Alloy to be used as the material. Explain your answer. 2 kN 4 kN 250 mm 250 mm 300 mm a Figure 1 20 mm 70 mm T 20 mm B 50 mm