230_Problem CHAPTER 9

230_Problem CHAPTER 9 - PROBLEM 9.161 The figure shown is...

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PROBLEM 9.161 The figure shown is formed of 0.075-in.-diameter aluminum wire. Knowing that the specific weight of aluminum is 3 0.10 lb/in , determine the products of inertia , xy I , yz I and zx I of the wire figure. SOLUTION First note mV V A L gg γ ρ == = Specific weight of aluminium 33 0.10 lb/in 172.8 lb/ft Then () 2 3 2 0.075 ft 172.8 lb/ft 41 2 32.2 ft/s mL π =
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