177_Problem CHAPTER 9

177_Problem CHAPTER 9 - Similarly, Now Thin semicircular...

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Similarly, 2 , mass 1 18 y I mb = Now ( ) 22 , mass , mass , mass 1 18 xyz I II m b h =+= + Thin semicircular plate Have 2 2 mV a t π ρρ  ==   And 4 , area , area 8 yz I Ia Then , mass , mass , area y t I ρ 4 8 ta 2 1 4 ma = Now 2 , mass , mass , mass 1 2 I m a Also , mass , mass , mass 2 11 6 or 2 9 xx x I Im y a ′′ =+ = And , mass , mass , mass 2 6 or 4 9 zz z I y a = Thin Quarter-Circular Plate Have 2 4 a t and 4 , area , area
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