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)

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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)

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter15: Fluid Mechanics

Section: Chapter Questions

Problem 32P: The weight of a rectangular block of low-density material is 15.0 N. With a thin string, the center...

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Question

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? (2.25lbm = 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 (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, what
is the density of the metal in kg/m'? (2.25lbm = 1.02kg) (1 meter = 3.28 ft)

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