Calculate the pressure in the pipe on the hilltop
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A Carnot Engine operates between two reservoirs maintained at 400 degrees celcius(673.15K) and T2, respectively. The heat transfer from the high temperature reservoir is 25kW.
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In a pipe 0.3 m in diameter, 0.3 m3/s of water is pumped up a hill. On a hilltop (elevation 48 m), the line reduces to 0.2 m diameter. If the pump maintains a pressure of 690 Kpa at elevation 21 m, calculate the pressure in the pipe on the hilltop
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Seventy percent of the bicycles sold by a certain store are mountain bikes. Among 100 randomly selected bike purchases, find the probabilities below. (Round all answers to four decimal places.) What is the approximate probability that at most 70 a
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Question Part Points Submissions Used In a national survey of 2039 adults, 1550 responded that lack of respect and courtesy in American society is a serious problem, and 1283 indicated that they believe that rudeness is a more serious problem than
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