TEST BANK FOR Engineering Vibration 3rd Edition By Daniel J. Inman Converted
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Exam (elaborations) TEST BANK FOR Engineering Vibration 3rd Edition By Daniel J. Inman (Solution Manual)
- Tentamen (uitwerkingen) • 695 pagina's • 2021
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The spring of Figure 1.2 is successively loaded with mass and the corresponding (static) 
displacement is recorded below. Plot the data and calculate the spring's stiffness. Note 
that the data contain some error. Also calculate the standard deviation. 
m(kg) 10 11 12 13 14 15 16 
x(m) 1.14 1.25 1.37 1.48 1.59 1.71 1.82 
Solution: 
Free-body diagram: 
m 
k 
kx 
mg 
Plot of mass in kg versus displacement in m 
Computation of slope from mg/x 
m(kg) x(m) k(N/m) 
10 1.14 86.05 
11 1.25 86.33 
12 1....

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