
Structural Analysis
6th Edition
ISBN: 9781337630931
Author: KASSIMALI, Aslam.
Publisher: Cengage,
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B. True-False Questions
1. Because it is so low in density, aluminum does not conduct heat well. ( )
2. Combined footings are always used to save money when concrete costs are high. ( )
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- Tennis court, subjected to freezing Required design strength =21 MPa Slab thickness=300 mm Statistical data indicate a standard deviation of compressive strength of 3.7 MPa is expected (for 50 samples) Only air entrainer is allowed Available materials: Air=7% Air entertainer: Manufacturer specification is 9.0 ML /1% air/100kg cement Slump=50 mm Coarse aggregate: 50 mm nominal maximum size, crushed stone Bulk volume oven-dry specific gravity=2.61, absorption=2.8%, oven-dry rodded density=1870 kg/m3 Moisture content=1% Fine aggregate: Natural sand Bulk oven-dry specific gravity=2.54, absorption=3.4% Moisture content= 4.5% Fineness modulus=2.60 Cement: Type I, relative density=3.1 What is the maximum coarse aggregate size?arrow_forwardFrom question 1 to 4arrow_forwardCorrectly define which of the stress versus strain graphs represent the comparison of 8 ksi and 4 ksi concrete for the chart below (say left or right). Qualitatively compare the w/c ratio, elastic modulus, and brittleness. 0.000 0.003 0.000 0.003 Sean, e Sane Feure 2 Strss vesus Srain curves Feure 2. Stress vasus rain curvearrow_forward
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