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Water flows through two sections of a horizontal tube. The first section has a cross sectional...

Water flows through two sections of a horizontal tube. The first section has a cross sectional area of ​​50 cm ^ 2 and the second section is 10 cm ^ 2. If the velocity of water in the thickest tube is 1.2 m / s and the pressure is 2.20 x 10 ^ 5 Pa, find:
a- the speed of the water in the thinnest tube
b- the pressure of the water in the thinnest tube
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