How fast is the water moving

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Q. A sealed tank containing seawater to a height of 12.20 also contains air above the water at a gauge pressure of 3.20. Water flows out from the bottom throughout a small hole. How fast is the water moving?

Q. The third floor of a house is 10.00 m above street level. How much work is required to move a 170kg refrigerator to the third floor?

Reference no: EM1385275

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