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The Circular Pipes Shown in Figure 15-4 Both Contain Water

Question 39

Multiple Choice

The circular pipes shown in Figure 15-4 both contain water, but there is a pressure difference between them, (PB - PA) = 1000 Pa. They are connected by means of an upside-down U-tube, which contains oil with a density of 800 kg/m3. The heights are: hA = 5.0 cm and hB = 40.0 cm. What is hC?


A) 28.0 cm
B) 29.0 cm
C) 30.0 cm
D) 31.0 cm
E) 32.0 cm

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