1. A 30 Ibm (pounds mass) block of Aluminum (p =2500kg/m') is attached to a rope. What is thetension force if the block is in water? (2.25lbm = 1.02kg)2. A sample of an unknown materials weighs 276N in air and 0.15 x10' N when submerged in an oilsolution with a density of 800 kg/m'. What is the density of the material?3. A wood (Pwood = 917 kg/m') floats in a fluid (Pilua = 36 kg/ft'). (1 meter = 3.28 ft)a. What fraction of the wood is beneath the surface of the water?b. What fraction of the wood is above the surface of the water?4. A metal block floats on a fluid (Pruas= 766lbm/ft'). If 87% of the block is submerged in the fluid, whatis the density of the metal in kg/m'? (2.25lbm = 1.02kg) (1 meter = 3.28 ft)

Answered: Image /qna-images/answer/6677371b-a8da-45d7-bb4a-8b39faa91157.jpg

1. A 30 Ibm (pounds mass) block of Aluminum (p =2500kg/m') is attached to a rope. What is the tension force if the block is in water? (2.25ibm = 1.02kg) 2. A sample of an unknown materials weighs 276N in air and 0.15 x10' N when submerged in an oil solution with a density of 800 kg/m'. What is the density of the material? 3. A wood (Pwoed = 917 kg/m') floats in a fluid (Piaa = 36 kg/ft'). (1 meter = 3.28 ft) a. What fraction of the wood is beneath the surface of the water? b. What fraction of the wood is above the surface of the water? 4. A metal block floats on a fluid (Pras = 766lbm/t'). If 87% of the block is submerged in the fluid, what is the density of the metal in kg/m? (2.25lbm = 1.02kg) (1 meter = 3.28 ft)

1. A 30 Ibm (pounds mass) block of Aluminum (p =2500kg/m') is attached to a rope. What is the tension force if the block is in water? (2.25ibm = 1.02kg) 2. A sample of an unknown materials weighs 276N in air and 0.15 x10' N when submerged in an oil solution with a density of 800 kg/m'. What is the density of the material? 3. A wood (Pwoed = 917 kg/m') floats in a fluid (Piaa = 36 kg/ft'). (1 meter = 3.28 ft) a. What fraction of the wood is beneath the surface of the water? b. What fraction of the wood is above the surface of the water? 4. A metal block floats on a fluid (Pras = 766lbm/t'). If 87% of the block is submerged in the fluid, what is the density of the metal in kg/m? (2.25lbm = 1.02kg) (1 meter = 3.28 ft)

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....

See similar textbooks

Similar questions

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?
What fraction of an iceberg floating in the ocean is above sea level? Assume the density of the iceberg is 917 kg/m3.
. A juniper-wood plank measuring 0.25 ft by 1 ft by 16 ft is totally submerged in water, (a) What is its weight? (b) What is the buoyant force acting on it? (c) What is the size and the direction of the net force on 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?
(a) What is the density of a woman who floats in freshwater with 4.00% of her volume above the surface? This could be measured by placing her in a tank with marks on the side to measure how much water she displaces when floating and when held under water (briefly). (b) What percent of her volume is above the surface when she floats in seawater?
Liquid toxic waste with a density of 1752 kg/m3 is flowing through a section of pipe with a radius of 0.312 m at a velocity of 1.64 m/s. a. What is the velocity of the waste after it goes through a constriction and enters a second section of pipe with a radius of 0.222 m? b. If the waste is under a pressure of 850,000 Pa in the first section of pipe, what is the pressure in the second (constricted) section of pipe?
Water is moving at a velocity of 2.00 m/s through a hose with an internal diameter of 1.60 cm. (a) What is the flow rate in liters per second? (b) The fluid velocity in this hose's nozzle is 15.0 m/s. What is the nozzle's inside diameter?
A rock with a mass of 540 g in air is found to have an apparent mass of 342 g when submerged in water. (a) What mass of water is displaced? (b) What is the volume of the rock? (c) What is its average density? Is this consistent with the value for granite?
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?
(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?
What is the greatest average speed of blood flow at 37° C in an artery of radius 2.00 mm if the flow is to remain laminar? What is the corresponding flow rate? Take the density of blood to be 1025 kg/m3.
A sump pump (used to drain water from the basement of houses built below the water table) is draining a flooded basement at the rate of 0.750 us, with an output pressure of 3.00105 N/m2. (a) The water enters a hose with a 3.00-cm inside diameter and rises 2.50 m above the pump. What is its pressure at this point? (b) The hose goes over the foundation wall, losing 0.500 m in height, and widens to 4.00 cm in diameter. What is the pressure now? You may neglect frictional losses in both parts of the problem.