Define the  Percentage of Kevlar (K49) to be used in Concrete ?

Q: Discuss the role of water in concrete and its desired properties.

A: The role of water in the concrete is as follows. For curing For mixing concrete For proper heat of…

Q: The quality control of concrete construction is an important part of concrete sub project.

A: CONCRETE  IS THE IMPORTANT THING IN CONSTRUCTION WORK.  CONCRETE IS PRODUCED IN BATCHES  AT SITE…

Q: What exactly is geopolymer concrete?

A: Concrete is a mixture of binding material like cement, lime with well graded coarse and fine…

Q: 3- Explain various factors affecting workability of concrete. 4- Explain the factors which effect on…

A: 3. Factors affecting workability of concrete water content : increase in cement content of concrete…

Q: What is the minimum strength that concrete must reach prior to freezing so that the overall strength…

A: The minimum strength that concrete mus overall strength gain is not affected:

Q: If you knew that the cubic compressive strength of a certain type of concrete is 35 MPa, then…

A: Given:- compressive strength=35MPa=35N/mm2 To find:- Load

Q: 48. The ratio of ingredient in M200 concrete is : A) 1:2:4 B) 1:1:2 C) 1:1-2 D) 1:3:6 2.

A: The ratio of ingredient in M200 concrete is: 1:1.5:3 The option is not available in the stated…

Q: Is it possible to mix concrete using fine aggregates?

A: The given Question is, whether it is possible to mix the concrete using fine aggregates....  Well,…

Q: Draw a graph showing the typical relation between the compressive strength and age for continuously…

A: The graph is showing the important relationship between the compressive strength and age for…

Q: Discuss the change in volume of concrete at early ages.

A: To discuss: The change in volume of concrete at early ages.

Q: 6-What is the range value of compressive strength for normal concrete 7 days and 28 days?

A: "Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: What is lightweight concrete? What are Nonstructural applications  of lightweight concrete ?

A: Lightweight concrete  Light weight concrete can be defined as type of concrete which includes an…

Q: Tell for what type of concrete structural elements it is important to determine the flexural…

A: Flexural strength of the concrete structure , is the ability of the concrete structure to take…

Q: Can a natural fiber become an additive in concrete to improve its performance?

A: Brief concept introduction- Natural Fiber- Natural fibers are derived from natural sources such as…

Q: How do the properties of aggregate affect the quality of the concrete mix?

A:

Q: A normal-weight concrete has an average compressive strength of 20 MPa. What is the estimated…

A: Flexural strength of concrete is between 10-20% of compressive strength ie 2-4 N/mm2 or MPa

Q: A normal-weight concrete has an average compressive strength of 4500 psi. What is the estimated…

A: It is required to determine the estimated modulus of elasticity of the concrete. Here, fc’ is the…

Q: What is the permissible tensile strength of concrete , M150 ?

A: Given data: Grade of concrete = M150 To find- The permissible tensile strength of concrete.

Q: Why is extra water harmful to fresh concrete, but good for concrete after itreaches its final set?

A: Answer Introduction In the mixing of the concrete, water is the important and most useful…

Q: Question 5 v Saved What is the minimum acceptable compressive strength o GDOT class "AA" concrete?…

A: Since the question number to be solved is not specified, the solution of Question 5 is as follows:…

Q: Which statement is correct? O Splitting tests, measures the compressive strength of a concrete…

A: Q.1 and Q.2

Q: Among the methods in determining the tensile strength of concrete, which of them is the best method…

A: The tensile strength of concrete can be divided into three types- 1. Flexural tensile strength- It…

Q: Using the ACI code equation, estimate what would be the modulus of elasticity of this concrete at…

A: Modulus of elasticity of concrete= 4700f'c= 4700*4.909=23073.123 MPa As per ACI Code

Q: Is it suitable to use the partial replacement of cement with Calcium bentonite in concrete to…

A: Bentonite is a clay mineral, it is a kind of natural pozzolanic material that improves the…

Q: What is the value of β1 if the compressive strength of concrete is 34 MPa? Round of your answer to…

A:

Q: What are the properties of Self-Consolidating Concrete?

A: Solution: Self compacting concrete is that concrete that flows under its own weight that do not…

Q: A normal-weight concrete has an average compressive strength of 20 MPa.What is the estimated flexure…

A: Given:- average compressive strength =20MPa To find:- estimated flexure strength

Q: 1. What are the main reasons of concrete segregation? 2. What are the main causes of plastic…

A: Answer NOTE- According to Bartleby guidelines only give the answer of the first question. If you…

Q: What is pozzolanic material; what benefits can be achieved by using Pozzolana with cement in…

A: Pozzolanic material -                                     Pozzolanic materials are a broad class of…

Q: Write three aggregate properties that affect compressive strength of concrete.

A: Properties of the aggregate that affects the compression strength are as follows: Size of aggregate…

Q: Is there any significants importances to the ratio of tensile strength to compressive strength of…

A: Yes ratio of tensile strength to compressive strength of concrete Importance in strength of…

Q: Compare materials quantity for M30 grade of concrete?

A: Given- M30 grade of concrete-

Q: Explain what is pozzolanic material; write 5 benefits that can be achieved by using Pozzolana with…

A: Pozzolana cement is a combination of portland cement and pozzolanic material. This pozzolanic…

Q: Write the parameters that affect the compressive strength of concrete.

A: Parameters Affecting Compressive Strength of Concrete : There are many parameters that affect the…

Q: (a) Describe three (3) pozzolanic materials that are being used increasingly by the construction…

A: Pozzolonic material is essentially solicitous or aluminium compound which in itself do not possess…

Q: Steel modulus of elactisity is 29x10^6 psi  what is concrete modulus of Elasticity in psi ?

A: Modulus of elasticity of the steel = 29 x 106 psi. Note: The modulus of elasticity of the steel is…

Q: What are the benefits of adding dispersed steel fibers to plain concrete?

A: Steel fibers are one of the supplementary constituents of steel fiber reinforced concrete, which is…

Q: List 5 advantages and disadvantages of concrete as a construction material.

A: Concrete is mixture of cement,sand and aggregate5 advantage of concrete in construction…

Q: Briefly note the distinction between cement and concrete.

A: Cement is a homogeneous material  composed of well grinded calcareous(calcium containing) and…

Q: A hollow concrete masonry unit has an actual gross dimension of 150mm x 200mm x 400mm (width x…

A:

Q: calculate the flexural strength of concrete?.

A: Flexural strength could be a measure of the strength of concrete beams or slabs. Flexural strength…

Q: What kind of admixtures are used to prepare a concrete mix of 80Mpa.

A:

Q: If concrete has a compressive strength of 3200 psi at ambient temperature, what would be the…

A: Given: The compressive strength of concrete is 3200 psi. The temperature is 700oC.

Q: C4 From the figures above, the curve that represents the time consistency relationship of fresh…

A: Time and consistency relationship of a fresh concrete can be explained as -

Q: What are the common minerals found in various kinds of aggregates used in concrete?

A: Finding out common minerals found in various kinds of aggregates used in concrete.