Homework Answers
Add Answer to:
Just part c please 2,) Using the Pb - Sn phase diagram, at the points indicated below, determine the followhg draw tie lines and indicate important values on diagram) I. The phases present II. The co...
Just part c please 2,) Using the Pb - Sn phase diagram, at the points indicated...
Just part c please
2,) Using the Pb - Sn phase diagram, at the points indicated below, determine the followhg draw tie lines and indicate important values on diagram) I. The phases present II. The composition of each phase I. The relative amounts of each phase(expressed in weight percentages) 182°C eutectic. c= 85% Sn b) T= 200°C c- IL=
1. (a) The Pb-Sn alloys are used as solders in electronics. Figure B shows the Pb-Sn...
1. (a) The Pb-Sn alloys are used as solders in electronics. Figure B shows the Pb-Sn phase diagram. (i What is the melting point of Pb? (ii) What is the melting point of Sn? (il At what composition and temperature the eutectic reaction occurs? (iv) what is the composition of the ? and ? phases just below the eutectic temperature? Given an alloy with PbsotrSnsowt%. what is the composition of the ? and ? phases at 150 °C? At this...
For each of the following provide: i) The phases present ii) The composition of each phase iii) The relative wt% of each phase a) 15 wt% Sn-85 wt% Pb at 100°C b) 1.25 kg Sn and 1.4 kg Pb at 200oC c)...
For each of the following provide: i) The phases present ii) The composition of each phase iii) The relative wt% of each phase a) 15 wt% Sn-85 wt% Pb at 100°C b) 1.25 kg Sn and 1.4 kg Pb at 200oC c) 55 wt% Zn-45 wt% Cu at 600 °C d) 1.88 kg Cu and 2.12 kg Zn at 500°C e) 21.7 mol Mg and 35.4 mol Pb at 350°C
For each of the following provide: i) The phases present...
4) Below is the phase diagram for Pb-Sn alloy. a) At 200 C°, determine the phases...
4) Below is the phase diagram for Pb-Sn alloy. a) At 200 C°, determine the phases present at 10%Sn, 40%Sn and 80%Sn. (5 pts) b) At 200 C°, determine the composition of the phases for each weight percentage in (a). (5 pts) c) At 200 C°, determine the relative amount of each phase (weight fractions) for these points (5 pts) d) If you start cooling the system from 300 C° to 100 C°, what differences do you expect in the...
(12 Question 2: points: 4 pts each) For a Lead-Tin (Pb-Sn) alloy of composition 85 wt%...
(12 Question 2: points: 4 pts each) For a Lead-Tin (Pb-Sn) alloy of composition 85 wt% Sn - 15 wt % Pb and at 182 °C determine the followings: Show your calculation details in your answer and draw lines on the phase diagram to label the phases and compositions. a) Determine the mass fractions of a and B phases. b) Determine the mass fractions of primary B and eutectic microconstituents. c) Determine the mass fraction of eutectic B. Composition (at%...
structure and properties of materials Question 2: (12 points: 4 pts each) For a Lead-Tin (Pb-Sn)...
structure and properties of materials
Question 2: (12 points: 4 pts each) For a Lead-Tin (Pb-Sn) alloy of composition 20 wt% Sn - 80 wt% Pb and at 182 °C determine the followings: Show your calculation details in your answer and draw lines on the phase diagram to label the phases and compositions. a) Determine the mass fractions of a and B phases. b) Determine the mass fractions of primary a and eutectic microconstituents. c) Determine the mass fraction of...
For an alloy composed of 15 wt% Sn-85 wt% Pb and at 100°C, determine what phases...
For an alloy composed of 15 wt% Sn-85 wt% Pb and at 100°C, determine what phases are present, the composition of the phases and the relative amounts (in terms of weight fractions) of the phases. T(°C) 300 L (liquid) L + a 200 183°C T + B / 100 α + β 0 20 80 100 40 60 wt% Sn
Question 4. (6 points) The figure below is a binary Sn-Pb binary phase diagram. Please answer...
Question 4. (6 points) The figure below is a binary Sn-Pb binary phase diagram. Please answer the following questions. Assume you cooled down the molten metal mixture to room temperature along line A and B for each composition with a very slow cooling rate. (a) How many phases at Point A and Point B (b) What is the composition, the Line A and B indicates in w196 (c) Please draw the expected microstructures into the three boxes below. Line A...
1 picture- problem 2 other pictures- phase diagrams for problem 1. Draw a phase diagram for...
1 picture- problem
2 other pictures- phase diagrams for problem
1. Draw a phase diagram for a binary eutectic alloy with solid solubility, naming and describing the significance of the main features. The binary alloy system of metals A and B contains two intermediate (intermetallic) phases A B and AB2 of narrow composition range, each of which forms by a peritectic reaction A cutectic point also exists, at 85at% B. The melting point of A is higher than that of...
The phase diagram for the iron-carbon Fe-C system is shown below. use it to answer the...
The phase diagram for the iron-carbon Fe-C system is shown
below. use it to answer the following questions
a) How many different solid allotropes (phases) does pure iron
have?
b) what is the maximum carbon solubility of carbon in
austentite?
c) what is the maximum carbon solubility of carbon in
ferrite?
d)On cooling the following phase reaction occurs at 0.76% C and
727*c y--> alpha + Fe3C. On cooling what phase reaction occurs
at .16% C and 1493*c?
e)For a...
Just part c please
2,) Using the Pb - Sn phase diagram, at the points indicated below, determine the followhg draw tie lines and indicate important values on diagram) I. The phases present II. The composition of each phase I. The relative amounts of each phase(expressed in weight percentages) 182°C eutectic. c= 85% Sn b) T= 200°C c- IL=
1. (a) The Pb-Sn alloys are used as solders in electronics. Figure B shows the Pb-Sn phase diagram. (i What is the melting point of Pb? (ii) What is the melting point of Sn? (il At what composition and temperature the eutectic reaction occurs? (iv) what is the composition of the ? and ? phases just below the eutectic temperature? Given an alloy with PbsotrSnsowt%. what is the composition of the ? and ? phases at 150 °C? At this...
For each of the following provide: i) The phases present ii) The composition of each phase iii) The relative wt% of each phase a) 15 wt% Sn-85 wt% Pb at 100°C b) 1.25 kg Sn and 1.4 kg Pb at 200oC c) 55 wt% Zn-45 wt% Cu at 600 °C d) 1.88 kg Cu and 2.12 kg Zn at 500°C e) 21.7 mol Mg and 35.4 mol Pb at 350°C
For each of the following provide: i) The phases present...
4) Below is the phase diagram for Pb-Sn alloy. a) At 200 C°, determine the phases present at 10%Sn, 40%Sn and 80%Sn. (5 pts) b) At 200 C°, determine the composition of the phases for each weight percentage in (a). (5 pts) c) At 200 C°, determine the relative amount of each phase (weight fractions) for these points (5 pts) d) If you start cooling the system from 300 C° to 100 C°, what differences do you expect in the...
(12 Question 2: points: 4 pts each) For a Lead-Tin (Pb-Sn) alloy of composition 85 wt% Sn - 15 wt % Pb and at 182 °C determine the followings: Show your calculation details in your answer and draw lines on the phase diagram to label the phases and compositions. a) Determine the mass fractions of a and B phases. b) Determine the mass fractions of primary B and eutectic microconstituents. c) Determine the mass fraction of eutectic B. Composition (at%...
structure and properties of materials
Question 2: (12 points: 4 pts each) For a Lead-Tin (Pb-Sn) alloy of composition 20 wt% Sn - 80 wt% Pb and at 182 °C determine the followings: Show your calculation details in your answer and draw lines on the phase diagram to label the phases and compositions. a) Determine the mass fractions of a and B phases. b) Determine the mass fractions of primary a and eutectic microconstituents. c) Determine the mass fraction of...
For an alloy composed of 15 wt% Sn-85 wt% Pb and at 100°C, determine what phases are present, the composition of the phases and the relative amounts (in terms of weight fractions) of the phases. T(°C) 300 L (liquid) L + a 200 183°C T + B / 100 α + β 0 20 80 100 40 60 wt% Sn
Question 4. (6 points) The figure below is a binary Sn-Pb binary phase diagram. Please answer the following questions. Assume you cooled down the molten metal mixture to room temperature along line A and B for each composition with a very slow cooling rate. (a) How many phases at Point A and Point B (b) What is the composition, the Line A and B indicates in w196 (c) Please draw the expected microstructures into the three boxes below. Line A...
1 picture- problem
2 other pictures- phase diagrams for problem
1. Draw a phase diagram for a binary eutectic alloy with solid solubility, naming and describing the significance of the main features. The binary alloy system of metals A and B contains two intermediate (intermetallic) phases A B and AB2 of narrow composition range, each of which forms by a peritectic reaction A cutectic point also exists, at 85at% B. The melting point of A is higher than that of...
The phase diagram for the iron-carbon Fe-C system is shown
below. use it to answer the following questions
a) How many different solid allotropes (phases) does pure iron
have?
b) what is the maximum carbon solubility of carbon in
austentite?
c) what is the maximum carbon solubility of carbon in
ferrite?
d)On cooling the following phase reaction occurs at 0.76% C and
727*c y--> alpha + Fe3C. On cooling what phase reaction occurs
at .16% C and 1493*c?
e)For a...
Most questions answered within 3 hours.
-
1. An object weighing 40 N rests on a surface. The coefficient
of friction is 0.35....
asked 53 minutes ago -
Investor company owns 35% of investee company voting stock and
accounts for the investment under the...
asked 1 hour ago -
The number of major faults on a randomly chosen 1 km stretch of
highway has a...
asked 2 hours ago -
Consider the competitive environment of Starbuck's, Progressive
Insurance, a manufacturing firm with low turnover, or a...
asked 3 hours ago -
3. Gains from trade
Consider two neighbouring island countries called Euphoria and
Contente. They each have...
asked 5 hours ago -
A business executive has the option to invest money in two
plans: Plan A guarantees that...
asked 7 hours ago -
Hello, can someone please help me answer this question?
How much heat is absorbed by a...
asked 7 hours ago -
. A marketing researcher conducted a survey of 25 shoppers
randomly selected at the local mall...
asked 7 hours ago -
Create an comprehensive response to the
following:
Antimicrobial agents work on a multitude of microbes (bacteria,...
asked 7 hours ago -
6.13 LAB: Step counter. Section 6.3.
A pedometer treats walking 2,000 steps as walking 1 mile....
asked 7 hours ago -
(14.2) A block of mass m = 10 kg riding on a frictionless
horizontal plane is...
asked 7 hours ago -
Use any search engine to search for articles about Starbucks
partnership with Tata Companies in India...
asked 7 hours ago