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Saturday, October 18, 2014

1-9

1–9 At 45° latitude, the gravitational acceleration as a function of elevation zabove sea level is given by g a bz, where a 9.807 m/s 2 and b 3.32 10 6 s 2 . Determine the height above sea level where the weight of an object will decrease by 1 percent. Answer: 29,539 m

1-9The variation of gravitational acceleration above the sea level is given as a function of altitude. The 
height at which the weightof a body will decrease by 1% is to be determined.
Analysis The weightof a bodyatthe elevation z can be expressed as 


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