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An elastic bar has a static displacement due to an applied axial load F. The force is suddenly removed, resulting in free oscillations of the bar. Derive the expression governing the displacement u(x, t) of a particle along the axis of the bar.
a. Specify the governing differential equation as well as all boundary and initial conditions necessary to solve for u(x, t).
b. Nondimensionalize the problem by introducing x* = x/L t* = t/T , where T is to be chosen for convenience.
teri collects loose change in 3 cans placed near cash registers at the mall. one can hold 37.18. the second one can
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Kathryn and Shayna are selling pies for a school fundraiser. Customers can buy apple pies and pumpkin pies. Kathryn sold 3 apple pies and 13 pumpkin pies for a total of $164. Shayna sold 9 apple pies and 5 pumpkin pies for a total of $118. Find th..
At what age is the percentage of income spent on health care 15%?
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The heights of a certain species of plant are normally distributed, with mean 23 cm and standard deviation 1 cm. What is the probability tha a plant chosen at random
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A table shows number of tickets and ticket cost, describe the pattern. How does the cost per ticket change as you buy more tickets?
The resale value of a certain industrial machine decreases at a rate that depends on its age. When the machine is t years old, the rate at which its value is changing is -960e^-t/5 dollars per year.
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