Determine diameter of thread and stress in the thread
A nylon thread is subjected to a 8.5 N tension force. Knowing that E = 3.3 GPa and that the length of the thread increases by 1.1%, determine the diameter of the thread and the stress in the thread.
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Synthesize (3S,4R)-3,4-dibromo-1-cyclohexylpentane (and its enantiomer, since a racemic mixture will be formed) from ethyne, 1-chloro-2-cyclohexylethane, and bromomethane and any other reagents as necessary.
Three cards are drawn without replacement from the 12 face cards (jacks, queens, and kings) of an ordinary deck of 52 playing cards. Let X be the number of kings selected and Y the number of jacks. Find
It is observed that the wire stretches 45 mm when a tensile fore P is applied. Knowing that E= 200 GPa determine the magnitude of force P and the corresponding normal stress in the wire.
A 0.22 m(micro)F capacitor by a 1.5-V battery. After being charged, the capacitor is connected to a small electric motor. Assuming 100% efficiency. A) to what height can the motor lift a 5.0-g mass?
A train is traveling up a 4.1 degrees incline at a speed of 2.45 m/s when the last car breaks free and begins to coast without friction. How far did the last car travel before momentarily coming to rest?
Construct a 90% two sided confidence interval for the true number of pieces of salmon on the pizzas. Are the owner's standards for pizza making met at this confidence interval? Why? Construct a 95% upper confidence interval for the true number of pie
In order to bid for a nonstandard construction job, an engineer needs to estimate the duration, D, of the project. Since no prior information on similar jobs is available, the engineer estimates that it may take 10 to 20 days. Suppose the PDF of D
When unloaded, its draft (how deep it is submerged in the water) is 2m and when loaded with grain the draft is 2.5m. Determine: (a) the unloaded weight of the barge and (b) the weight of grain.
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Which of the following best describes the rationale of those public officials who are promoting the policy referenced in the title of the Texas Tribune article?
Problem: Political messaging and how a policy is framed to one's supporters and to the general public are important.
What are 2 or 3 advantages of conducting policy evaluations in criminal justice? What is the significance of policy research in policy evaluation?
What is society's goal for unions? To limit individual employees' bargaining power To ensure that workers have a voice in how they are treated
How can grassroots movements and community-led initiatives drive change in addressing environmental injustices, and what strategies have proven
The control model is based on strict authority and rigid rules. It emphasizes discipline, surveillance, and limited privileges for inmates.
Question: Which of the following statements illustrates the impact of the reform era (1900-1920) on US political parties?