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The cantilever beam in the Fig P8.1 is subject to a force at its free end; the related data are: t1 = 0.5 μm, t2 = 2 μm, w1 = w2 = 5 μ m, l = 200 μ m, E1 = 110 GPa, E2 = 160 GPa, ν1 = 0.25, and ν2 = 0.27, where ν denotes Poisson's ratio. A force of 4 μ N is applied to the end of the beam in the y direction. Find the effective flexural rigidity of the beam and the maximum deflection.
To the right is a list of domestic output and national income figures for a certain year. All figures are in billions. The questions that follow ask you to determine the major national income measures by both the expenditures and the income approa..
suppose david spends his income i on two goods x and y whose market prices are px and py respectively. his preferences
the demand curve and supply curve for one-year discount bonds with a face value of 1000 are represented by the
To evaluate the two projects, you decide to use the company's weighted average cost of capital (WACC) for the less risky project (12 percent) and the WACC plus two points (14 percent) for the more risky project.
Determine the ionic strength and corresponding Debye lengths for the following solutions: 0.005 M sodium sulfate, 0.001 M calcium sulfate, and 0.001 M ferrous ammonium sulfate.
Assume that a state government currently provides no child care subsidies to working single parents, but it now wants to adopt a plan that will encourage labor force participation among single parents. Suppose child care costs are hourly.
Does belonging to a union have an impact on earnings? In the output below, COLLBARG is a dummy variable defined to be 1 for workers whose wages are determined by collective bargaining and 0 for the others. Provide an interpretation of the regressi..
Mike salary will stay at $60,000 per year until he retires. He currently has $82,345 in his retirement fund, which earns 7% annually. He is now 43, and he expects to live until he is 81(he found a website that predicted his life span based on his c..
A monopolist faces a demand curve given by Q = 70 P. The monopolist's marginal revenue function is given by MR = 70 2Q. a. If the monopolist can produce at constant average and marginal costs of AC = MC = 6
What should the Fed do? Show how the Fed's action, combined with the decline in business confidence, affects the AS-AD diagram in the short run and the medium run.
Each firm has a marginal cost of $60 per unit. A. What is the Cournot equilibrium B. What is the Stackelberg equilibrium when Firm 1 moves first
Test the overall significance of the model at the 5% significance level and comment on your results. Follow all the test steps in hypothesis testing
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