Hardenability of steel is influenced by the type and character of the quenching medium. Which of the following is the most efficient to used? water oil O air O aqueous polymers

Q: Materials, properties and testing Describe the effect compression testing have on thermal,…

A: These properties govern the mechanical integrity of material when responding to loading or bending…

Q: Explain how homogeneous and heterogeneous alloys differ. Describe the differences between…

A: An alloy is a uniform mixture. It is made up of two or more chemical elements, of which at least one…

Q: Which acid is the best for acid leaching of graphite on the basis of environmental impact ? alkali…

A: Which acid is the best for acid leaching of graphite on the basis of environmental impact ? alkali…

Q: When a part is made by pressing together powdered metal, no metal is wasted. In contrast, metal is…

A: Given data:

Q: describe the follwoing? are dislocations nessesary or bad for us? additionally define 3 types of…

A: It's necessary. Dislocations play an essential role in the plastic deformations of crystalline…

Q: Find melting points of the materials: Aluminum…

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Q: (AlOOH) ore is the most preferred in aluminum production and hematite in iron production of the…

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Q: 1. Given the chemical composition by weight to a sample of the cement as follows CaO SiOz Al203…

A: 1 Compound responsible for rate of setting is tricalcium aluminate     3CaO.Al2O3  and…

Q: How is the steel used for the manufacture of metal structures and pipes for the transfer of…

A: Production of ingots1. Molten steel is manufactured by melting iron ore and coke (a carbon-rich…

Q: What are some advantages and disadvantages of vitreous silica and soda-lime glass?

A: Vitreous silica is made from silica which is converted to glass. Soda lime in addition of silica…

Q: Explain why should acetylene gas cylinders used for gas welding be erected in upright position?

A: Natural gas is primarily derived from deep underground petroleum deposits. Since gases are lighter…

Q: which variables must be controlled and in what manner to produce diamond from graphite?

A: Graphite and diamond are completely made up of carbon, in-fact are referred as allotropes of carbon…

Q: The element in the periodic table that looks like a metal, is a poor thermal conductor, and acts as…

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Q: How much dopant is present in 107 kgkg of semiconductor with a dopant concentration of 2.00 ppmppm…

A: Given: Mass of semiconductor = 107 Kg. And the concentration of dopant = 2.00 ppm by mass.

Q: Why are metals good conductors of heat than ceramics?

A: Metals are substance which are present in the s and d block of the periodic table.

Q: Have each group member select and study a material from the section on ceramics, cement, and glass.…

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Q: Discuss the need for a high-Tc superconductor.

A: High-Tc superconductor stands for high temperature superconductor. The materials that behave as a…

Q: Image shows a part of the phase diagram typical of a simple steel. Describe what would be observed…

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Q: What advantage doesPortland concrete have for building compared to the construction methods that…

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Q: Which of the following characteristic of refractory ceramic materials is adversely affected by…

A: For refractory ceramic materials with increase in porosity there is a  decrease in thermal…

Q: Name the three (3) unit cells commonly found in metal structures and briefly explain the method of…

A: Unit cell is the repeating unit of a lattice. It has net symmetry that a crystal possesses. Due to…

Q: 1. Which of the following is not an essential constituent of potter's clay? a. Feldspar. b. Glass.…

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Q: The structure of bentonite is best described as Select one: a. Negatively charged aluminium silicate…

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Q: From which category of materials would you select a material best suited for building a vessel to…

A: Iron is used to make various alloys, such as stainless steel which is manufactured by mixing iron…

Q: explain why diamond is a very hard substance and graphite (e.g. pencil ‘lead’) is very soft.

A: The solution is given below -

Q: Describe the effect compression testing have on thermal, electrical and physical properties of…

A: Silicon Nitride (Si3 N4 ) is one of the hardest materials used in ceramics. It has a hardness of 8.3…

Q: Some options Choose Correct option for the main hardening those in cement s. a) Trucall ciam…

A: The hardening of cement is basically due to the hydration of the compounds present in the cement…

Q: 1. Define sintering and glazing as applied in ceramics.

A: As per our guidelines I can answer only first question as you have posted multiple questions.

Q: What is the difference between the hardening process of Portland ce-ment and the hardening process…

A: The major components of Portland cement include Silica, SiO2 and limestone, CaCO3. It also consists…

Q: Why are metallized films a cheaper alternative to foil?

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Q: Classify as n-type or p-type a semiconductor formed by doping (a) germanium with phosphorus, (b)…

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Q: Steel is an example of interstitial alloy .A ionic solid .B molecular solid.C substitutional alloy.D…

A: Alloy is a compound made up of combining two or more metallic elements. Steel is an alloy made up of…

Q: Classify each of the following as a conductor, insulator, or semiconductor: (a) carbon (graphite);…

A: Conductors are those that allow the charge to pass through them while insulators don't allow the…

Q: 9. Which of the following statements are correct for ceramic materials? i. They are inorganic…

A: 9.Ceramic materials are inorganic materials consisting of a metal/semimetal and a non metal.…

Q: Does a penny and calcite have the same hardness ?

A: Calcite and penny both have a hardness of 3.

Q: a) Calculate the composition, in weight percent, of an alloy that contains 218.0 kg titanium, 14.6…

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

Q: Describe the difference between vitreous silica and soda-lime glass. What are some advantages and…

A: Vitreous silica is made from silica which is converted to glass. Soda lime in addition of silica…

Q: Ceramic O Polymer Composite O Metal

A: What is given in the picture and the year 1800's is the start of what ? Answer is given below.

Q: Arrange in decreasing order of thermal expansion co-efficient: steel, polyethylene, silver, Teflon,…

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Q: Carburizing is a process by which the surface (1) concentration of a ferrous alloy is (2) by…

A: Carburizing is a process of diffusing one element onto the surface of another element at a high…

Q: Which row describes the uses of aluminium, copper and mild steel? aluminium copper mild steel A…

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