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Question: Water is moving with a speed of 4.7 m/s through a pipe with a cross-sectional area of 4.3 cm2. The water gradually descends 7 m as the pipe increases in area to 8.2 cm2. (a) What is the speed at the lower level? 2.46m/s (b) If the pressure at the upper level is 2.0x10^5Pa, what is the pressure at the lower level in Pa?

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