1. Which of the following statements is TRUE? A. For an ideal fluid flow, the greater the speed, the greater the pressure. B. Atmospheric pressure decreases exponentially with increasing altitude. C. Hydrostatic pressure exerted on a submerged object decreases with the depth of the object. D. The pressure exerted at one point on a confined fluid at rest will decrease as it is transmitted to other parts of the fluid. 2. Which unit of pressure is equivalent to 1 Pa? B. dyne/cm? C. N/m D. N/m? A. dynel cm 3. The density of a substance is 2500 kg/m. What volume will 250 kg of this substance occupy? A. 0.001 m B. 0.01 m C.0.10 m D. 1.0 m 4. What do you call the difference between absolute pressure and atmospheric pressure? A. air pressure B. barometric pressure C. gauge pressure D. hydrostatic pressure 5. Consider a block of wood that floats with 60% of its volume above water. The volume of the block is 0.5 m?. What is the density of the block of wood if the density of water is 1000 kg/m? A. 40 kg/m B. 400 kg/m C. 60 kg/m D. 600 kg/m 6. In item number 5, what volume of water did the block of wood displace? D. 0.5 m C. 0.3 m3 A. 0.1 m3 B. 0.2 m3 7. Which type of fluid flow relates to this condition: "Every particle passing a given point follows the same path as every other particle passing the point?" A. constricted B. laminar C. turbulent D. viscous 8. Water flows from a pipe of diameter d to a larger pipe of diameter 2d. If the speed

9. A liquid is flowing through a horizontal pipe whose radius is 2.22 x10-2 m. The pipe bends straight upward through a height of 9.8 m and joins another horizontal pipe whose radius is 3.82 x10-2 m. What is the speed of the liquid in the lower horizontal pipe if the pressure in both horizontal pipes is the same? x L0228) m/s

Lossless Bernoulli's equation can be used, when Select one or more: a. no heat is brought into the fluid and no work is done on the fluid. b. the flow is steady. heat is brought into the fluid or work is done on the fluid C. Od. the flow is compressible. Oe. the flow is incompressible f. the flow can be assumed frictionless. g. continuity equation is not valid.

A tall cylindrical barrel, open at the top, contains three fluids?  Fluid 1 is at the bottom, fluid 2 is in the middle and fluid 3 is on top. Each fluid has the same depth. From this information, which of the following is also known about these fluids?  A. Fluid 1 has the greatest volume. B. Fluid 3 has the greatest volume. C. Fluid 1 has the greatest mass. D. Fluid 2 has the greatest mass. E. Fluid 3 has the greatest mass.