Question

1. The textbook states, "The analysis and design of virtually every type of transportation system involves the use of fluid mechanics. Aircraft, surface ships, submarines, rockets, and automobiles require the application of fluid mechanics in their design." (Hagen, pg 228-9). Explain what principles of fluid mechanics are at work in one of these transportation systems.

2. You are visiting the local community swimming pool, which is shallow on one end for toddlers and deep on the other end for adults. How does the water pressure on your knees vary as you walk from the shallow to the deep end of the pool? What assumptions would you make? What data and equations would you use?

3. When you are taking a bath, how much force is required to remove the drain plug when you are done? What assumptions would you have to make? What equations and data would you use?

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