Choose one of the two potential aggregate problems below and discuss how it is a problem: a. durability b. alkali silica reactivity or
Q: The use of rather than irregularly shaped aggregate also give - workability. * Smooth surfaces give…
A: Option 1 and 3 is correct.
Q: Well graded aggregate means sizes within the entire range are in approximately equal amounts,…
A:
Q: Coarse aggregate is placed in a rigid bucket and rodded with a tamping rod to determine its unit…
A: The concrete design needs to be like individual codes defining the terms of a complete building…
Q: What do you mean by concrete's workability, why do we need it, and how do different aggregate…
A:
Q: ASTM C127 is the Standard Test Method for Density, Relative Density (Specific Gravity), and…
A: Given data in question ASTM C127 For density, Relative density and absorption capacity To find out…
Q: is the grade size used to identified the practical grading of the aggregate O 4.75 mm O 600 micron O…
A:
Q: How does shape and surface texture of aggregate effect workability, water requirement, and bond in…
A: Concrete is a combination of cement, aggregate, as well as liquid. Aggregate, typically makes up 60…
Q: It is given that an aggregate mix has 260 grams of coarse aggregates and 240 grams of fine…
A: Given-260 gm of coarse aggregates, G=2.6240 gm of fine aggregates, G=2.4Bulk specific gravity of…
Q: 1. Calculate the solid volume and percent of voids of an aggregate that weighs 111.2 pcf and has a…
A:
Q: Define the fineness modulus of aggregate. What is it used for?
A: The fineness modulus is the measure of the fine aggregate’s gradation. The fineness modulus of…
Q: compare the Physical and mechanical properties of aggregate?
A: Brief concept- Aggregate- Aggregates are used to make concrete in the building construction works.…
Q: What is the test for organic impurities in fine aggregates and what is the procedure to carry it…
A: The aggregate must be checked for organic impurities such as decayed vegetations, humus, and coal…
Q: What are the harmful materials in aggregates? What are their harmful effects?
A: Harmful materials in aggregates are those substances which hamper the fresh and hardened properties…
Q: Coarse and fine aggregates defined as the particles that are retained on a 4.75 mm sieve and pass…
A: Coarse and fine aggregate
Q: The fineness modulus is a relative measure of how coarse or how fine an aggregate sample is.…
A: The fineness modulus is a value that signifies the average value of particle size.
Q: fine modulus
A: Fine modulus is generally representing the average size of the particles which influence the…
Q: Students in the materials lab performed the specific gravity and absorptiontest (ASTM C127) on…
A: Given data: Dry weight (Wdry) = 3862.1 g SSD weight (WSSD) = 3923.4 g Submerged weight (WSubmerged)…
Q: In an aggregate mix, the proportions of coarse aggregate, fine aggregate and mineral filler are 55%,…
A:
Q: 5) A 2000 g coarse aggregate sample in SSD condition weighed 1272 g when immersed in water. The same…
A: Specific gravity is a dimensionless unit defined as the ratio of the density of a substance to the…
Q: (a) A specific gravity test was performed on a sample of fine aggregate and produced the following…
A: Apparent SG=Dry massDry mass-Mass of soil in waterGross Apparent SG=SSD massSSD mass-Mass of soil in…
Q: It is given that an aggregate mix has 260 grams of coarse aggregates and 240 grams of fine…
A:
Q: The percentage of aggregates of fine-ness modulus 2.7 is to be mixed with coarse aggregate of…
A: Given data: The percentage of aggregates of fine-ness modulus (FM) = 2.7 be x It is to be mixed with…
Q: he determination of the proportions of various sized aggregates in the aggregate mass is called as…
A: Answer is sieve analysis We can determined by various size of aggregates The sieve analysis…
Q: briefly explain the geological properties and aggregates which determines their acceptance for use…
A: Introduction:- The Properties of aggregates, The Aggregates are utilized in concrete to reduce the…
Q: Compute the compressive strength, in psi, for each size of aggregate on each no. of days of curing.…
A: Given, Compressive strength test data for 3/8" and 3/4" aggregates
Q: What is the fineness modulus of fine aggregate
A:
Q: 5. Calculate the solid volume and percent of voids of an aggregate that weighs 111.2 pcf and has a…
A: unit wt of the aggregate=111.2 pcfweight of the aggregate for 1 ft3 volume w=111.2 lbspecific…
Q: the Nominal Maximum aggregate Size (N.M.S) for the aggregate gradation shown below is equal to…
A: Nominal maximum size of aggregate corresponds to a sieve which is the second largest and do not…
Q: Aggregates 1 Aggregates Aggregates 3 Properties Coarse aggregate Angularity, percent crushed faces…
A:
Q: What is the most widely used aggregate type in Turkey. Classify it according to : - source, -…
A: Due to the geological structure of the region, limestone is a very common natural aggregate in…
Q: Aggregates resistance to wear can be determined through Select one: O A. Aggregates soundness test.…
A: Question being asked here is Aggregate resistance to wear can be determined through: Answer is…
Q: Samples of coarse aggregate from a stockpile are brought to the laboratory for determination of…
A: The presence of porosity in aggregate makes it an adsorptive nature. The amount of free water…
Q: Aggregate is said to be sound when volume changes results in the deterioration of concrete.…
A: Deterioration is a process of reduction of quality of material sued in concrete. There are many…
Q: 20 - Which of the following does not occur if the material under 63 micron exceeds 4% in the…
A: Workability decreases as fine particles increases
Q: Distinguish porosity from voids content for aggregate with the help of schematic diagrams.
A:
Q: A 2000 g coarse aggregate sample in SSD condition weighed 1272 g when immersed in water. The same…
A: Given data in question Weight of aggregate in SSD conditions = 2000 gm Weight of aggregate in oven…
Q: What are the different classifications of resin materials according to bonding mechanisms? List…
A:
Q: The determination of the proportions of various sized aggregates in the aggregate mass is called as
A: The determination of the proportions of various sized aggregates in the aggregate mass is done by…
Q: Define Particle Shape and Texture of Fine Aggregates.
A: The general shape of a particle is referred to as its particle form, which is commonly expressed in…
Q: 2 Compare the advantages and disadvantages of fine and coarse aggregates.
A:
Q: ompute the Fineness Modulus for fine aggregate.
A: Sieve No. Weight Retained Cumulative Weight Retained % Cumulative…
Q: Q4. Depends on size distribution and shape of particles and how densely the aggregate is packed, the…
A: Density Density is defined as the ratio of mass of the material to the volume. It is expressed in…
Q: Aggregate crushing value evaluates the strength of aggregate under tensile. O True O False
A: Answer:- False EXplanation :- Aggregate crushing value evaluates the strength of aggregate under…
Q: If I have a coarse aggregate that is low fine modulus range of coarse aggregate, what will happen to…
A: Fineness modulus is defined as the summation of aggregate of cumulative percentage of particles…
Q: What is the means of this ASTM C70 - Standard Testing Method for Surface Moisture in Fine Aggregates
A: This test technique isn't wide used. However, it's a convenient procedure for field or plant…
Q: b. Why some types of aggregate are susceptible to damage from repeated freezing and thawing?…
A: Repeated freezing and thawing Freeze-thaw melting is a degradation mechanism that occurs in cold…
Q: The mass of oven dry aggregate per unit volume of aggregate particles, including the volume of…
A: The given statement is as follows: The mass of oven-dry aggregate per unit volume of aggregate…
Q: The most useless aggregate is one whose surface texture is
A: Smooth aggregate: When we need concrete with good workability and to handle easily then we go for…
Please answer correctly... Don't reject
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
- Compare the difference in hardenability of plain carbon steels given below. Hardenability is the strengthening of steels by the process of quenching + tempering. Chemical compositions ( wt % ) C Mn P S Fe Steel 1 0.2 0.45 0.04 0.05 99.26 Steel 2 0.4 0.75 0.04 0.05 98.76 Steel 3 0.6 0.75 0.04 0.05 98.56Three materials X, Y, and Z are available for a certain usage. Any material selected must have a good weldability. Tensile strength, stiffness, stability and fatigue strength are required with fatigue strength considered being the most important and stiffness the least important of these factors. The three materials are rated as follows in these factors. Properties X Y Weldability Excellent Рoor Good Tensile strength G E Fair Stiffness Very Good G G Stability G E G Fatigue strength F G E Which material should be selected? Explain your choice.Use the engineering stress strain diagram provided below to answer parts (A) to (H) below (the stress-strain diagram has already been drawn for you): stress strain diagram 400 350 0 300 0 250 0 200 0 150.0 100.0 50.0 O 05 0 1 0.15 strain A. Determine the tensile strength of this alloy. B. show the elastic, plastic and total strain on the diagram stress (Mpa)
- strength of materials w/solutiona) Which of the two materials has the greater hardness? b) Which of the two materials is more resilient? c) Indicate on the curves the yield strength and yield strength of each material.Identify defects that may occuron materials based on their performance on wastewater treatment plant
- Determine if the flexural stress of the chocolate will increase or decrease if changes are made in thechocolate’s dimensions. Show solution. Answer Number 4 and 5PLZ STEP BY STEP MORE SPACIFICATIONGiven your understanding of what initiates and controls failure in materials, which of the following will increase the failure strength or lifetime of a test piece or component and why? a. Decreasing the difference between the maximum and minimum stress values, as this effects the stress concentration factor b. Decreasing the temperature below the brittle-ductile transition temperature, to make it harder C. Polishing to reduce surface defects Od. Increasing its volume, to give a larger cross sectional area Oe. Increasing the grain size so there are less grain boundaries to initiate failure
- 1. An element whose material has Sy = 280 MPa, Sut = 330 MPa, and Suc = 460 MPa is loaded as shown. Determine the safety factors of the following elements based on these criteria. (a) MSST (b) MDET (c) MNST = -40 MPa T Txy = 40 MPa σx = 30 MPaA specimen of alloy having the following engineering stresses produces the corresponding plastic engineering strains, prior to necking: Engineering Stress (MPa) Engineering Strain 353.7 0.0357 371.3 0.0436An aluminum alloy bar with a radius of 7 mm was subjected to tension until fracture and produced results shown in Table P4 a. Using a spreadsheet program, plot the stress–strain relationship. b. Calculate the modulus of elasticity of the aluminum alloy. c. Determine the proportional limit. d. What is the maximum load if the stress in the bar is not to exceed the proportional limit? e. Determine the 0.2% offset yield strength. f. Determine the tensile strength. g. Determine the percent of elongation at failure.