39_Dynamics 11ed Manual - s = s 2 , and s 3 , respectively....

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Engineering Mechanics - Dynamics Chapter 12 0 5 10 15 20 25 30 0 500 1000 1500 Time in seconds Distance in ft s 1 τ 1 () s 2 2 () 1 2 , Distance traveled d v 1 t 1 3 v 1 t 2 t 1 () + v 2 v 1 t 2 t 1 t 2 t 1 () 2 2 + = d 1.133 10 3 × ft = Average speed v ave d t 2 = v ave 37.778 ft s = Problem 12-51 The a s graph for a boat moving along a straight path is given. If the boat starts at s = 0 when v = 0, determine its speed when it is at
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Unformatted text preview: s = s 2 , and s 3 , respectively. Use Simpsons rule with n to evaluate v at s = s 3 . Given: a 1 5 ft s 2 = b 1 ft = c 10 = a 2 6 ft s 2 = s 1 100 ft = s 2 75 ft = s 3 125 ft = Solution: Since s 2 75ft = < s 1 100ft = 37...
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