Tutorials in Introductory Physics
1st Edition
ISBN: 9780130970695
Author: Peter S. Shaffer, Lillian C. McDermott
Publisher: Addison Wesley
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Chapter 12.1, Problem 3dT
To determine
To Rank: The pressures at points Q, R, S, T, U.
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Students have asked these similar questions
The pressure, P, is equal to the quotient of force, F and area, A. Which equation below represents this formula?
P = \frac{F}{A}
P = F + A
P = F A
P = F − A
P = \frac{A}{F}
Calculate the pressure at A
Rank in order, from largest to smallest, the pressures at A, B, and C as shown.
Chapter 12 Solutions
Tutorials in Introductory Physics
Ch. 12.1 - For each layer, draw a free-body diagram in the...Ch. 12.1 - Imagine that a small hole is opened in the...Ch. 12.1 - Prob. 2aTCh. 12.1 - Suppose you wanted to determine the pressure at...Ch. 12.1 - Prob. 2cTCh. 12.1 - Prob. 2dTCh. 12.1 - Draw a freebody diagram for the small voulme of...Ch. 12.1 - Prob. 3bTCh. 12.1 - Use your answer to part B to compare the pressures...Ch. 12.1 - Prob. 3dT
Ch. 12.1 - Consider the following student dialogue: Student...Ch. 12.1 - Prob. 4aTCh. 12.1 - The right end of the tube is now scaled with a...Ch. 12.1 - A syringe is used to remove some water from the...Ch. 12.2 - A cubical block is observed to float in a beaker...Ch. 12.2 - Prob. 1bTCh. 12.2 - Imagine that you were to release the block from...Ch. 12.2 - In general, does the buoyant force on an object...Ch. 12.2 - By how much does the volume reading increase when...Ch. 12.2 - Does the volume of water displaced by a completely...Ch. 12.2 - Consider the following statement made by a...Ch. 12.2 - A rectangular block, A, is released from rest at...Ch. 12.2 - A second block, B,of the same size and shape as A...Ch. 12.2 - A third block, C, of the same size and shape as A...
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- (a) Is the buoyant force a conservative force? (b) Is a potential energy associated with the buoyant force? (c) Explain your answers to parts (a) and (b).arrow_forwardA manometer is shown in Figure P15.36. Rank the pressures at the five locations indicated from highest to lowest. Indicate equal pressures, if any. FIGURE P15.36arrow_forwardExplain why the viscosity of a liquid decreases with temperature, that is, how might an increase in temperature reduce the effects of cohesive forces in a liquid? Also explain why the viscosity of a gas increases with temperature, that is, how does increased gas temperature create more collisions between atoms and molecules?arrow_forward
- An ideal fluid flows through a horizontal pipe whose diameter varies along its length. Measurements would indicate that the sum of the kinetic energy per unit volume and pressure at different sections of the pipe would (a) decrease as the pipe diameter increases, (b) increase as the pipe diameter increases, (c) increase as the pipe diameter decreases, (d) decrease as the pipe diameter decreases, or (e) remain the same as the pipe diameter changes.arrow_forwardSmall spheres of diameter 1.00 mm fall through 20C water with a terminal speed of 1.10 cm/s. Calculate the density of the spheres.arrow_forward. A storage tank 30 m high is filled with gasoline. (a) Find the gauge pressure at the bottom of the tank. (b) Calculate the force that acts on a square access hatch at the bottom of the tank that measures 0.5 m by 0.5 m.arrow_forward
- You are pumping up a bicycle tire with a hand pump, the piston of which has a 2.00-cm radius. (a) What force in newtons must you exert to create a pressure of 6.90105 Pa (b) What is unreasonable about this (a) result? (c) Which premises are unreasonable or inconsistent?arrow_forwardBird bones have air pockets in them to reduce their weight—this also gives them an average density significantly less than that of the bones of other animals. Suppose an ornithologist weighs a bird bone in air and in water and finds its mass is 45.0 g and its apparent mass when submerged is 3.60 g (the bone is watertight). (a) What mass of water is displaced? (b) What is the volume of the bone? (c) What is its average density?arrow_forwardA light balloon is filled with 400 m3 of helium at atmospheric pressure. (a) At 0C, the balloon can lift a payload of what mass? (b) What If? In Table 15.1, observe that the density of hydrogen is nearly half the density of helium. What load can the balloon lift if filled with hydrogen?arrow_forward
- Dry air is primarily composed of nitrogen. In a classroom demonstration, a physics instructor pours 2.00 L of liquid nitrogen into a beaker. After the nitrogen evaporates, how much volume does it occupy if its density is equal to that of the dry air at sea level? Liquid nitrogen has a density of 808 kg/m3.arrow_forwardA swimmer that is swimming 2.5 m measures her pressure to be 24,500 Pa. This measurement is, A. Atmospheric pressure B. Gauge pressure C. Absolute pressurearrow_forwardWhat is the pressure inside the container given the following?arrow_forward
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