Materials For Civil And Construction Engineers In Si Units
4th Edition
ISBN: 9781292154404
Author: Michael S Mamlouk
Publisher: PEARSON
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Textbook Question
Chapter 1, Problem 1.50QP
Briefly discuss the concept behind each of the following measuring devices:
a. LVDT
b. strain gauge
c. proving ring
d. load cell
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A rod made of aluminum alloy, with a gauge length of 100 mm, diameter of 10 mm, and yield strength of 150 MPa, was subjected to a tensile load of 5.85 kN. If the gauge length was changed to 100.1 mm and the diameter was changed to 9.9967 mm,calculate the modulus of elasticity and Poisson’s ratio.
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Chapter 1 Solutions
Materials For Civil And Construction Engineers In Si Units
Ch. 1 - State three examples of a static load application...Ch. 1 - A material has the stressstrain behavior shown in...Ch. 1 - A tensile load of 50.000 lb is applied to a metal...Ch. 1 - A tensile load of 190 kN is applied to a round...Ch. 1 - A cylinder with a 6.0 in. diameter and 12.0 in....Ch. 1 - A metal rod with 0.5 inch diameter is subjected to...Ch. 1 - A rectangular block of aluminum 30 mm 60 mm 90...Ch. 1 - A plastic cube with a 4 in. 4 in. 4 in. is...Ch. 1 - A material has a stressstrain relationship that...Ch. 1 - On a graph, show the stressstrain relationship...
Ch. 1 - The rectangular block shown in Figure P1.11 is...Ch. 1 - The rectangular metal block shown in Figure P1.11...Ch. 1 - A cylindrical rod with a length of 380 mm and a...Ch. 1 - A cylindrical rod with a radius of 0.3 in. and a...Ch. 1 - A cylindrical rod with a diameter of 15.24 mm and...Ch. 1 - The stressstrain relationship shown in Figure...Ch. 1 - A tension test performed on a metal specimen to...Ch. 1 - An alloy has a yield strength of 41 ksi, a tensile...Ch. 1 - Prob. 1.21QPCh. 1 - Figure P1.22 shows (i) elasticperfectly plastic...Ch. 1 - An elastoplastic material with strain hardening...Ch. 1 - A brace alloy rod having a cross sectional area of...Ch. 1 - A brass alloy rod having a cross sectional area of...Ch. 1 - A copper rod with a diameter of 19 mm, modulus of...Ch. 1 - A copper rod with a diameter of 0.5 in., modulus...Ch. 1 - Define the following material behavior and provide...Ch. 1 - An asphalt concrete cylindrical specimen with a...Ch. 1 - What are the differences between modulus of...Ch. 1 - Prob. 1.33QPCh. 1 - A metal rod having a diameter of 10 mm is...Ch. 1 - What is the factor of safety? On what basis is its...Ch. 1 - Prob. 1.36QPCh. 1 - Prob. 1.37QPCh. 1 - A steel rod, which is free to move, has a length...Ch. 1 - In Problem 1.38, if the rod is snugly fitted...Ch. 1 - A 4-m-long steel plate with a rectangular cross...Ch. 1 - Estimate the tensile strength required to prevent...Ch. 1 - Prob. 1.42QPCh. 1 - Briefly discuss the variability of construction...Ch. 1 - In order to evaluate the properties of a material,...Ch. 1 - A contractor claims that the mean compressive...Ch. 1 - A contractor claims that the mean compressive...Ch. 1 - Prob. 1.47QPCh. 1 - Prob. 1.48QPCh. 1 - Prob. 1.49QPCh. 1 - Briefly discuss the concept behind each of the...Ch. 1 - Referring to the dial gauge shown in Figure P1.51,...Ch. 1 - Repeat Problem 1.51 using the dial gauge shown in...Ch. 1 - Measurements should be reported to the nearest...Ch. 1 - During calibration of an LVDT, the data shown in...Ch. 1 - During calibration of an LVDT, the data shown in...
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- A metal specimen 36-mm in diameter has a length of 360 mm. A force of 300 KN elongates the length by 1.20 mm. What is the modulus of elasticity?arrow_forwardA piece of steel wire 100 feet long, with a cross-sectional area of 0.004 aq. in., must be stretched with a pull of 16 pounds when in use . if the modulus of elacticity of steel is 30,000 psi: a) what is the total elognation in the entire length of the wire? b) what tensile stress is producted by the pull?arrow_forwardA cylindrical rod of steel (E = 207 GPa),4mm in diameter is to be deformed by atensile force. Determine the force (in N)that will produce an elastic reduction of2.5 x 10-3mm in diameter if Poisson’sratio is 0.30. Show complete solution and formulas used.arrow_forward
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- Measurements should be reported to the nearest 1000, 100, 10, 1, 0.1, 0.01,0.001 units, etc., depending on their variability and intended use. Using your best judgment, how should the following measurements be reported?a. Deformation of a steel specimen during the tension test (in.)b. Tensile strength of steel (psi)c. Modulus of elasticity of aluminum (MPa)d. Weight of aggregate in a sieve analysis test (grams)e. Compressive strength of portland cement concrete (psi)f. Moisture content in a concrete masonry unit (percent)g. Asphalt content in hot-mix asphalt (percent)h. Specific gravity of woodi. Distance between New York City and Los Angeles (miles)j. Dimensions of a computer microchip (mm)arrow_forwardMeasurements should be reported to the nearest 1000, 100, 10, 1, 0.1, 0.01,0.001 units, etc., depending on their variability and intended use. Using your best judgment, how should the following measurements be reported?a. Deformation of a steel specimen during the tension test (mm)b. Tensile strength of steel (MPa)c. Modulus of elasticity of aluminum (MPa)d. Weight of aggregate in a sieve analysis test (grams)e. Compressive strength of portland cement concrete (MPa)f. Moisture content in a concrete masonry unit (percent)g. Asphalt content in hot-mix asphalt (percent)h. Specific gravity of woodi. Distance between New York City and Los Angeles (km)j. Dimensions of a computer microchip (mm)arrow_forwardPlease answer ASAP! STRENGTH OF MATERIALS (Please write the complete solutions and FBD/Free-Body Diagram legibly. No long explanation needed. Rate/Thumbs up will be given. Answer in 3 Decimal Places)arrow_forward
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