Physics
7th Edition
ISBN: 9780321929013
Author: Douglas C. Giancoli
Publisher: PEARSON
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Chapter 10, Problem 23P
What fraction of a piece of iron will be submerged when it floats in mercury?
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Ch. 10 - Prob. 1OQCh. 10 - 2. Two balloons are tied and hang with their...Ch. 10 - Prob. 1QCh. 10 - Prob. 2QCh. 10 - Prob. 3QCh. 10 - An ice cube floats in a glass of water filled to...Ch. 10 - Will an ice cube float in a glass of alcohol? Why...Ch. 10 - A submerged can of Coke® will sink, but a can of...Ch. 10 - Why don’t ships made of iron sink?Ch. 10 - A barge filled high with sand approaches a low...
Ch. 10 - Prob. 9QCh. 10 - Will an empty balloon have precisely the same...Ch. 10 - Prob. 11QCh. 10 - Prob. 12QCh. 10 - Prob. 13QCh. 10 - A tall Styrofoam cup is filled with water. Two...Ch. 10 - Prob. 15QCh. 10 - 16. Two ships moving in parallel paths close to...Ch. 10 - Prob. 17QCh. 10 - Prob. 18QCh. 10 - Prob. 19QCh. 10 - Prob. 20QCh. 10 - Prob. 21QCh. 10 - Prob. 1MCQCh. 10 - Prob. 2MCQCh. 10 - Prob. 3MCQCh. 10 - Prob. 4MCQCh. 10 - Prob. 5MCQCh. 10 - Prob. 6MCQCh. 10 - Prob. 7MCQCh. 10 - Prob. 8MCQCh. 10 - 9. As water flows from a low elevation to a higher...Ch. 10 - Prob. 10MCQCh. 10 - Prob. 11MCQCh. 10 - Prob. 12MCQCh. 10 - Prob. 1PCh. 10 - What is the approximate mass of air in a living...Ch. 10 - If you tried to smuggle gold bricks by filling...Ch. 10 - Prob. 4PCh. 10 - Prob. 5PCh. 10 - If 4.0 L of antifreeze solution (specific gravity...Ch. 10 - Prob. 7PCh. 10 - Estimate the pressure needed to raise a column of...Ch. 10 - Prob. 9PCh. 10 - 10. (I) What is the difference in blood pressure...Ch. 10 - (I) (a) Calculate the total force of the...Ch. 10 - Prob. 12PCh. 10 - Prob. 13PCh. 10 - The maximum gauge pressure in a hydraulic lift is...Ch. 10 - The gauge pressure in each of the four tires of an...Ch. 10 - (a) Determine the total force and the absolute...Ch. 10 - Prob. 17PCh. 10 - Prob. 18PCh. 10 - Prob. 19PCh. 10 - Determine the minimum gauge pressure needed in the...Ch. 10 - Prob. 21PCh. 10 - Prob. 22PCh. 10 - What fraction of a piece of iron will be submerged...Ch. 10 - A geologist finds that a Moon rock whose mass is...Ch. 10 - Prob. 25PCh. 10 - (II) A spherical balloon has a radius of 7.15 m...Ch. 10 - Prob. 27PCh. 10 - Calculate the true mass (in vacuum) of a piece of...Ch. 10 - 29. (II) Because gasoline is less dense than...Ch. 10 - A scuba diver and her gear displace a volume of...Ch. 10 - Prob. 31PCh. 10 - Prob. 32PCh. 10 - Prob. 33PCh. 10 - An undersea research chamber is spherical with an...Ch. 10 - Prob. 35PCh. 10 - Prob. 36PCh. 10 - Prob. 37PCh. 10 - Prob. 38PCh. 10 - A scuba tank, when fully submerged, displaces 15.7...Ch. 10 - Prob. 40PCh. 10 - A 12-cm-radius air duct is used to replenish the...Ch. 10 - Prob. 42PCh. 10 - Prob. 43PCh. 10 - Prob. 44PCh. 10 - Prob. 45PCh. 10 - Prob. 46PCh. 10 - What gauge pressure in the water pipes is...Ch. 10 - A 5/8— in. (inside) diameter garden hose is used...Ch. 10 - Prob. 49PCh. 10 - Prob. 50PCh. 10 - Prob. 51PCh. 10 - What is the lift (in newtons) due to Bernoulli's...Ch. 10 - Prob. 53PCh. 10 - Prob. 54PCh. 10 - Prob. 55PCh. 10 - Prob. 56PCh. 10 - Prob. 57PCh. 10 - Prob. 58PCh. 10 - Prob. 59PCh. 10 - Prob. 60PCh. 10 - Prob. 61PCh. 10 - Prob. 62PCh. 10 - Prob. 63PCh. 10 - Assuming a constant pressure gradient, if blood...Ch. 10 - Prob. 65PCh. 10 - Prob. 66PCh. 10 - Prob. 67PCh. 10 - Prob. 68PCh. 10 - Prob. 69PCh. 10 - If the base of an insect’s leg has a radius of...Ch. 10 - Prob. 71PCh. 10 - Prob. 72PCh. 10 - Prob. 73GPCh. 10 - Intravenous transfusions are often made under...Ch. 10 - Prob. 75GPCh. 10 - Prob. 76GPCh. 10 - Prob. 77GPCh. 10 - Prob. 78GPCh. 10 - Prob. 79GPCh. 10 - Prob. 80GPCh. 10 - Prob. 81GPCh. 10 - Prob. 82GPCh. 10 - Prob. 83GPCh. 10 - Prob. 84GPCh. 10 - Prob. 85GPCh. 10 - Prob. 86GPCh. 10 - Prob. 87GPCh. 10 - Prob. 88GPCh. 10 - Four lawn sprinkler heads are fed by a...Ch. 10 - Prob. 90GPCh. 10 - Prob. 91GPCh. 10 - Prob. 92GPCh. 10 - Prob. 93GPCh. 10 - Prob. 94GPCh. 10 - Prob. 95GPCh. 10 - Prob. 96GPCh. 10 - Prob. 97GPCh. 10 - Prob. 98GPCh. 10 - Prob. 99GP
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- A table-tennis ball has a diameter of 3.80 cm and average density of 0.084 0 g/cm3. What force is required to hold it completely submerged under water?arrow_forwardWater flows through a fire hose of diameter 6.35 cm at a rate of 0.0120 m3/s. The fire hose ends in a nozzle of inner diameter 2.20 cm. What is the speed with which the water exits the nozzle?arrow_forwardThe spirit-in-glass thermometer, invented in Florence, Italy, around 1054, consists of a tube of liquid (the spirit) containing a number of submerged glass spheres with slightly different masses (Fig. P15.70). At sufficiently low temperatures, all the spheres float, but as the temperature rises, the spheres sink one after another. The device is a crude but interesting tool for measuring temperature. Suppose the tube is filled with ethyl alcohol, whose density is 0.789 45 g/cm3 at 20.0C and decreases to 0.780 97 g/cm3 at 30.0C. (a) Assuming that one of the spheres has a radius of 1.000 cm and is in equilibrium hallway up the tube at 20.0C, determine its mass. (b) When the temperature increases to 30.0C, what mass must a second sphere of the same radius have to be in equilibrium at the halfway point? (c) At 30.0C, the first sphere has fallen to the bottom of the tube. What upward force does the bottom of the tube exert on this sphere?arrow_forward
- A backyard swimming pool with a circular base of diameter 6.00 m is filled to depth 1.50 m. (a) Find the absolute pressure at the bottom of the pool. (b) Two persons with combined mass 150 kg enter the pool and float quietly there. No water overflows. Find the pressure increase at the bottom of the pool after they enter the pool and float.arrow_forwardWhat fraction of ice is submerged when it floats in freshwater, given the density of water 0°C is very close to 1000 kg/m3?arrow_forwardA backyard swimming pool with a circular base of diameter 6.00 m is filled to depth 1.50 m. (a) Find the absolute pressure at the bottom of the pool. (b) Two persons with combined mass 150 kg enter the pool and float quietly there. No water overflown. Find the pressure increase at the bottom of the pool after they enter the pool and float.arrow_forward
- Mercury is poured into a U-tube as shown in Figure P15.17a. The left arm of the tube has cross-sectional area A1 of 10.0 cm2, and the right arm has a cross-sectional area A2 of 5.00 cm2. One hundred grams of water are then poured into the right arm as shown in Figure P15.17b. (a) Determine the length of the water column in the right arm of the U-tube. (b) Given that the density of mercury is 13.6 g/cm3, what distance h does the mercury rise in the left arm?arrow_forwardA hollow copper (Cu = 8.92 103 kg/m3) spherical shell of mass m = 0.950 kg floats on water with its entire volume below the surface. a. What is the radius of the sphere? b. What is the thickness of the shell wall?arrow_forwardThe spirit-in-glass thermometer, invented in Florence, Italy, around 1654, consists of a tube of liquid (the spirit) containing a number of submerged glass spheres with slightly different masses (Fig. P14.41). At sufficiently low temperatures, all the spheres float, but as the temperature rises, the spheres sink one after another. The device is a crude but interesting tool for measuring temperature. Suppose the tube is filled with ethyl alcohol, whose density is 0.789 45 g/cm3 at 20.0C and decreases to 0.780 97 g/cm3 at 30.0C. (a) Assuming that one of the spheres has a radius of 1.000 cm and is in equilibrium halfway up the tube at 20.0C, determine its mass. (b) When the temperature increases to 30.0C, what mass must a second sphere of the same radius have to be in equilibrium at the halfway point? (c) At 30.0C, the first sphere has fallen to the bottom of the tube. What upward force does the bottom of the tube exert on this sphere? Figure P14.41arrow_forward
- 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?arrow_forwardA Hydrometer is an instrument used to determine liquid density. A simple one is sketched in Figure P9.84. The bulb of a syringe is squeezed and released to lift a sample of the liquid of interest into a tube containing a calibrated rod of known density. (Assume the rod is cylindrical.) The rod. of length L and average density 0, floats partially immersed in the liquid of density . A length h of the rod protrudes above the surface of the liquid. Show that the density of the liquid is given by =0LLh Figure P9.84arrow_forwardA spherical aluminum ball of mass 1.26 kg contains an empty spherical cavity that is concentric with the ball. The ball barely floats in water. Calculate (a) the outer radius of the ball and (b) the radius of the cavity.arrow_forward
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