2003q6.m14.073

2003q6.m14.073 - MEEG 2003 Quiz#6.m14.073 1 Using the...

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MEEG 2003 Quiz #6.m14.073 1. Using the principle of moments (POM), describe ( a ) POM 1 : the “resultant,” ( b ) POM 2 : the moment of the “resultant.” 2. Oshkosh, Akin, and Butler are major towns in the county shown, which have populations of 8000, 6000, and 2000, and locations at O (0,0) km, A ( 10, 20) km, and B (10, 2) km, respectively. For this county, locate ( a ) its geographic center (,) GG Cx y , ( b ) its approx- imate population center PP Dx y . ------------------------------------------------------------------------------------------------------------------------------- 1. ( a ) 1 POM : The “resultant” is equal to the sum of the “components.” ( b ) 2 POM : The moment of the “resultant” is equal to the sum of the moments of the “components,” computed about the same point, axis, or plane. 2. We apply the POM rst to areas and then to populations as follows: -----------------------------------------------
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