25. At a given instant, the blood pressure in the heart is 1.6 x 10* Pa. If an artery in the brain is 0.45 m above the h

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25 At A Given Instant The Blood Pressure In The Heart Is 1 6 X 10 Pa If An Artery In The Brain Is 0 45 M Above The H 1 (38.68 KiB) Viewed 40 times

25. At a given instant, the blood pressure in the heart is 1.6 x 10* Pa. If an artery in the brain is 0.45 m above the heart, what is the pressure in the artery? (Density of blood = 1060 kg/m). A) 11.3 kPa B) 22.9 kPa C) 66 kPa D) 89 kPa Ans: A 26. Water flows through a horizontal tube that has a single entry and a single exit, as shown in the figure. At the wide end of the tube, the volume flow rate is 0.02 m/s. What is the radius of the tube at the narrow end where the speed of water is 5 m/s? A) 0.2 cm B) 2.5 cm C) 3.6 cm D) 10 cm Ans: C