1. Multiple Choice. Write the letter of the correct answer on the space provided before the number. 1. A fluid can be A. liquid or solid C. liquid or gas 2. Density is defined as A. weight per volume C. volume per mass 3. The SI unit for pressure is A. kg/cm? C. Pascal 4. The upward force exerted on a body immersed in a fluid is equal to the weight of the displaced fluid. B. liquid only D. gas or solid B. mass per volume D. volume per weight B. bar D. N/cm? This definition is according to A. Pascal Law B. Torricelli's Theorem C. Bernoulli's Theorem 5. Fluid is a substance which offers no resistance to change of D. Archimedes' Principle A. pressure B. flow C. shape D. volume

1. Multiple Choice. Write the letter of the correct answer on the space provided before the number. 1. A fluid can be A. liquid or solid C. liquid or gas 2. Density is defined as A. weight per volume C. volume per mass 3. The SI unit for pressure is A. kg/cm? C. Pascal 4. The upward force exerted on a body immersed in a fluid is equal to the weight of the displaced fluid. B. liquid only D. gas or solid B. mass per volume D. volume per weight B. bar D. N/cm? This definition is according to A. Pascal Law B. Torricelli's Theorem C. Bernoulli's Theorem 5. Fluid is a substance which offers no resistance to change of D. Archimedes' Principle A. pressure B. flow C. shape D. volume

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter11: Fluid Statics

Section: Chapter Questions

Problem 42PE: Archimedes' principle can be used to calculate the density of a fluid as well as that of a solid....

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Similar questions

(a) Estimate the time it would take to fill a private swimming pool with a capacity of 80,000 L using a garden hose delivering 60 L/min. (b) How long would it take to fill if you could divert a moderate size river, flowing at 5000 m3/s, into it?
What is the difference between flow rate and fluid velocity? How are they related?
(a) What is the mass of a deep breath of air having a volume of 2.00 L? (b) Discuss the effect taking such a breath has on your body's volume and density.
Many figures in the text show streamlines. Explain why fluid velocity is greatest where streamlines are closest together. (Hint: Consider the relationship between fluid velocity and the cross-sectional area through which it flows.)
A small statue is recovered in an archaeological dig. Its weight is measured to be 96 lb, and its volume 0.08 ft3. (a) What is the statue's weight density? (b) What substance is it?
Archimedes' principle can be used to calculate the density of a fluid as well as that of a solid. Suppose a chunk of iron with a mass of 390.0 g in air is found to have an apparent mass of 350.5 g when completely submerged in an unknown liquid. (a) What mass of fluid does the iron displace? (b) What is the volume of iron, using its density as given in Table 11.1 (c) Calculate the fluid's density and identify it.
. A box-shaped piece of concrete measures 3 ft by 2 ft by 0.5 ft (a) What is its weight? (b) Find the buoyant force that acts on it when it is submerged in water. (c) What is the net force on the concrete piece when it is underwater?
If your body has a density of 995 kg/m3, what fraction of you will be submerged when floating gently in: (a) Freshwater? (b) Salt water, which has a density of 1027 kg/m3?
(a) The pressure inside an alveolus with a 2.00104 -m radius is 1.40103 Pa, due to its fluid-lined walls. Assuming the alveolus acts like a spherical bubble, what is the surface tension of the fluid? (b) Identify the likely fluid. (You may need to extrapolate between values in Table 11.3.)
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(a) Verify that a 19.0% decrease in laminar flow through a tube is caused by a 5.00% decrease in radius, assuming that all other factors remain constant, as stated in the text. (b) What increase in flow is obtained from a 5.00% increase in radius, again assuming all other factors remain constant?
(a) A rectangular gasoline tank can hold 50.0 kg of gasoline when full. What is the depth of the tank if it is 0.500-m wide by 0.900-m long? (b) Discuss whether this gas tank has a reasonable volume for a passenger car.