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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

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

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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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/m³. 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/m³? 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? C. 0.3 m3 A. 0.1 m B. 0.2 m3 D. 0.5 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 of water in the larger pipe is 4.0 m/s, what is the speed of the water in the narrower pipe? A. 2.0 m/s C. 8.0 m/s D. 16.0 m/s B. 4.0 m/s 9. The force exerted on the smaller piston of a hydraulic lift is 160 N. The areas of the smaller piston and the larger piston are 0.5 m? and 1.0 m², respectively. What is the pressure exerted on the larger piston? A. 80 Pa В. 160 Ра С. 320 Ра D. 640 Pa 10. A tank is filled with water to a height of 5.0 cm. What is the efflux speed of the water from this tank when a hole is punch 2.0 m from the bottom of the tank? C. 8.9 m/s A. 6.3 m/s B. 7.7 m/s D. 9.9 m/s
Transcribed Image Text: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/m³. 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/m³? 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? C. 0.3 m3 A. 0.1 m B. 0.2 m3 D. 0.5 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 of water in the larger pipe is 4.0 m/s, what is the speed of the water in the narrower pipe? A. 2.0 m/s C. 8.0 m/s D. 16.0 m/s B. 4.0 m/s 9. The force exerted on the smaller piston of a hydraulic lift is 160 N. The areas of the smaller piston and the larger piston are 0.5 m? and 1.0 m², respectively. What is the pressure exerted on the larger piston? A. 80 Pa В. 160 Ра С. 320 Ра D. 640 Pa 10. A tank is filled with water to a height of 5.0 cm. What is the efflux speed of the water from this tank when a hole is punch 2.0 m from the bottom of the tank? C. 8.9 m/s A. 6.3 m/s B. 7.7 m/s D. 9.9 m/s
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