b) What are the types of dissolving and solidification of thermal equilibrium diagrams? (Explain and draw)
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A: Chvorinov's rule: According to this law, the freezing rate (solidification time) is a function…
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A: The detailed phase diagram of Ag-Cu is:
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A:
Q: 3) The dihedral wetting angle between solid- liquid interface with lowest solidification cracking…
A: The angle for the solidification is 600
Q: Explain the differences between eutectic and eutectoid phase reactions.
A: The key difference between eutectic and eutectoid reaction is that in eutectic reactions, a liquid…
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A: Glass: it is an amorphous supercooled liquid which is hard and brittle. Glasses are formed by…
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A: Pure substance A pure substance refers to an element or a compound that has no component of another…
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A: following is the answer to the above question-
Q: oy is observed to be at 580°C at which the mass fraction of silicon is 0.125. Represent the…
A: solution of above problem is below:
Q: Define nucleation phase
A: given: Define nucleation phase.
Q: what is the amount of θ phase
A:
Q: a. Determine the composition of phases. b. Calculate the amount of phases present in terms of (i)…
A:
Q: With a solidification factor of 0.97 x 10 s/m2, the solidification time (in seconds) for a spherical…
A: Given: Spherical castingd=200 mmr=100 mm or 0.1 m
Q: Describe three types of matrix phase and explain the purpose of dispersed phases on each matrix…
A: The matrix phase is the continuous phase in which a composite alloy is formed in a microstructure of…
Q: To produce martensite, do you need to use a very slow cooling rate? Why or why not ?
A: Heat treatment is the process in which metal heat without reaching its molten point and then cool it…
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A: Given, Let Volume of the lighter cube be V1 & Volume of the heavier cube be V2 Since both are…
Q: A mole of supercooled liquid of silver, undergoing isothermal irreversible solidification at 700 °C,…
A:
Q: Find the percentages of the phases of the alloy "1" in the figure at temperatures T1, T2 and T3.
A:
Q: Explain the solidification of 50Pb-50Sn alloy
A: The 50Pb-50Sn is a solder alloy and it is used for normal soldering of brass, electric meter and tin…
Q: Problem 4: A carburizing process is done to a 0.30% C steel by introducing 2.2% C at the surface at…
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Q: RD Which line on the above phase diagram corresponds to the Solid-Liquid transition? Answer P.
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Q: (c) Describe how the liquidus and solidus of a determined experimentally. binary isomorphous phase…
A: (c)
Q: is it possible to predict the metallic phases that may arise during the casting and solidification…
A: Solution: To Find: Is it possible to predict the metallic phases that may arise during the casting…
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A: Annealing - Annealing is a heat treatment process generally use for steel structures. In annealing…
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Q: Question-6. For solidification of a piece of FCC-metal at 860 °C. The melting point of the metal is…
A: GIVEN DETAILS: Ts=860+273=1133KTm=1260+2731533KL=-2.16×108J/m3Esf=0.126J/m2
Q: Determine the composition of each phase at 1300C, 1250C, and 1200C temperatures. Indicate wt%Ni of…
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Q: With a solidification factor of 0.97 x 106 s/m2, the solidification time (in seconds) for a…
A:
Q: During solidification process, ha OI. Nuclei, critical size, lattice O II. Nuclei, critical size,…
A: option II is correct. nuclei ,critical size , grain
Q: b) For the solidification of a metal, Tm =1000K with undercooling of 200K, calculate the rate of…
A: Given, Tm=1000 K∆T=200 K Vibration frequency, ν=1012/s Enthalpy change on solidification per unit…
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Q: A mixture of 1.0 mol of hexane and 1.0 mol of nitrobenzene was prepared at 290 K. Calculate the…
A: At T=290K xN=0.17, xN=0.65 By using formula (lever rule) nαIα=nβIβ nαnβ=IβIα =0.650.17=3.82 or 3…
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A: Diffusion process is faster for the high temperatures and Hot working is a manufacturing process in…
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A: Solidification is basically a phenomenon that plays a great role in developing the diverse…
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A:
Q: List out of gas -solid mass transfer operations with suitable example and explain its industrial…
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Q: Q3// Answer two only A) Within a cubic unit cell, sketch the following planes: (10 0J, (21 1) B)…
A: A).
Q: 8) The figure schematically shows the solidification stages of an ingot. What would you call the…
A: The dark region shown in the above solidification stage of an ingot depicts the region of high…
Q: Describe three types of matrix phase and explain the purpose of disbursed phases on each matrix…
A: The matrix phase refers to a continuous phase in which a composite or two-phase alloy is formed in…
Q: Copper alloy will cast by using mold have sphere shape attached with plate shape. The sphere shape…
A:
Q: Can you explain the kinetics of recovery, recrystallization, and grain growth?
A: Recovery, recrystallization, and grain development are microstructural changes that happen amid…
Q: Draw the thermal equilibrium phase diagram and identify all phases are present
A: The Beryllium-Silicon phase diagram is a simple eutectic (1090 °C @ 61% by weight Silicon). They are…
Q: a- Calculate the size of the critical nucleus of tin (Sn) after it has been supercooled by 20 °C.…
A: as per our guidelines I solved 1st part only because both are not related questions
Q: A 30% ethylene glycol solution in water is gradually cooled. At what temperature in degree celsius…
A:
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- A 5 cm cube solidifies in 4.6 min. Assume n=2. Calculate (a) the mold constant in Chvorinov’s rule and (b) the solidification time for a 1.25 cm X 12.5 cm X 15 cm bar cast under the same conditions2b) Figure 3 shows a cooling curve of Cadmium (Cd). Determine (i) the solidification temperature;(ii) the superheat;(iii) the cooling rate, just before solidification begins; (iv) the total solidification time; (v) the local solidification time; and(vi) If the cooling curve was obtained at the center of the casting sketched in the figure, determine the mold constant, assuming that n = 2.what solidification time is required for a casting of 9.5 cm3 and a mold contact area of 10 cm2? The mold constant is 838 s/cm2.
- With a solidification factor of 0.97 x 106 s/m², the solidification time (in seconds) for a spherical casting of 200 mm diameter is...23/. Differentiate Substitutional and Interstitial solid solutions with a neat diagram.Manufacturing Processes How to perform the sand casting of hollow piece and how to verify the calculated solidification time?
- . A round casting is 0.2 m in diameter and 1 m in length. Another casting of the same metal iselliptical in cross section, with a major-to-minor axis ratio of 2, and has the same length andcross sectional area as the round casting. Both pieces are cast under the same conditions.What is the difference in the solidification times of the two castings?Is this a austenite microstructure if so how can you tellExplain the working of principles of the die casting process which is most preferred of the high production rate?
- Chemistry is it possible to predict the metallic phases that may arise during the casting and solidification of any liquid metal (non ferrous metal) ?How can density effect in sand casting operation and how we can plan an experiment to see the effect ?Is it possible to manufacture a propeller of a commercial-scale heavy-duty ship using the Investment Casting Process? Briefly support your explanation with reasoning if it is not possible.