Balance the assembly line using the information below,and the longest work-element time rule.The desired output is 360 units per day.Available production time per day is 480 minutes.What is the efficiency for the balanced assembly line? \[\begin{array} { | c | c | c | } \hline \begin{array} { c } \text { Work } \\ \text { Element } \end{array} & \begin{array} { c } \text { Time } \\ ( \mathrm { sec } ) \end{array} & \begin{array} { c } \text { Immediate } \\ \text { Predecessor } ( \mathrm { s } ) \end{array} \\ \mathrm { A } & 30 & - \cdots \\ \mathrm { B } & 20 & \mathrm {~A} \\ \mathrm { C } & 50 & \mathrm {~A} \\ \mathrm { D } & 45 & \mathrm {~B} \\ \mathrm { E } & 30 & \mathrm {~B} \\ \mathrm {~F} & 55 & \mathrm { C } , \mathrm { D } \\ \mathrm { G } & 35 & \mathrm { D } , \mathrm { E } \\ \mathrm { H } & 40 & \\ \hline \end{array}\]

The answer of Balance the assembly line using the information...

Table 9.21 Table 7.21 The following information is given about an assembly line. The desired output rate is 90 units per hour. \[\begin{array} { | c | c | c | } \hline \begin{array} { c } \text { Work } \\ \text { Element } \end{array} & \text { Time (sec) } & \begin{array} { c } \text { Immediate } \\ \text { Predecessor } ( \mathrm { s } ) \end{array} \\ \hline \mathrm { A } & 10 & - - \\ \mathrm { B } & 6 & \mathrm {~A} \\ \mathrm { C } & 15 & \mathrm {~A} \\ \mathrm { D } & 20 & \mathrm {~B} \\ \mathrm { E } & 12 & \mathrm {~B} \\ \mathrm {~F} & 14 & \mathrm { C } , \mathrm { E } \\ \mathrm { G } & 8 & \mathrm { D } \\ \mathrm { H } & 20 & \mathrm {~F} , \mathrm { G } \\ \hline \end{array}\] -A line balancing solution has been developed for the assembly line for fertilizer spreaders at Green Grass,Inc.The desired output rate of 30 spreaders per hour will be achieved.The sum of times for all tasks performed on the line is 1200 seconds for each spreader assembled.This is the total productive time.Which of the following statements must be TRUE?

A) The cycle time is 30 seconds per spreader. B) The "theoretical minimum" number of stations is 10. C) If solution calls for 12 stations, the efficiency is 80%. D) If the solution calls for 11 stations, the efficiency is 80%. A) The cycle time is 30 seconds per spreader. B) The "theoretical minimum" number of stations is 10. C) If solution calls for 12 stations, the efficiency is 80%. D) If the solution calls for 11 stations, the efficiency is 80%.

Table 9.2 Durham Toy, Inc. has five distribution centers at the location coordinates given as follows. The monthly demand at each center is also given. \[\begin{array} { | c | c | c | } \hline \mathrm { DC } & \text { Coordinates } & \text { Demand } \\ \hline \mathrm { A } & ( 10,12 ) & 40 \\ \mathrm {~B} & ( 25,30 ) & 25 \\ \mathrm { C } & ( 8,15 ) & 30 \\ \mathrm { D } & ( 11,20 ) & 10 \\ \mathrm { E } & ( 25,6 ) & 20 \\ \hline \end{array}\] -Use the information in Table 9.2.If the plant is located at the center of gravity,what is the load-distance score,assuming Euclidean distance?

A) less than or equal to 1300 B) more than 1300 but less than or equal to 1400 C) more than 1400 but less than or equal to 1500 D) more than 1500 A) less than or equal to 1300 B) more than 1300 but less than or equal to 1400 C) more than 1400 but less than or equal to 1500 D) more than 1500

Table 9.2 Durham Toy, Inc. has five distribution centers at the location coordinates given as follows. The monthly demand at each center is also given. \[\begin{array} { | c | c | c | } \hline \mathrm { DC } & \text { Coordinates } & \text { Demand } \\ \hline \mathrm { A } & ( 10,12 ) & 40 \\ \mathrm {~B} & ( 25,30 ) & 25 \\ \mathrm { C } & ( 8,15 ) & 30 \\ \mathrm { D } & ( 11,20 ) & 10 \\ \mathrm { E } & ( 25,6 ) & 20 \\ \hline \end{array}\] -A single facility is needed to meet the demand of four regions depicted as follows: \[\begin{array} { | c | c | c | } \hline \text { Region Center } & \text { Coordinates } & \text { Demand } \\ \hline \text { A } & ( 2,10 ) & 20 \\ \text { B } & ( 7,10 ) & 5 \\ \text { C } & ( 2,2 ) & 10 \\ \text { D } & ( 7,4 ) & 10 \\ \hline \end{array}\] If the plant is located at A,what is the total load-distance score,assuming Euclidean distance?

A) less than or equal to 1000 B) more than 1000 but less than or equal to 1100 C) more than 1100 but less than or equal to 1200 D) more than 1200 A) less than or equal to 1000 B) more than 1000 but less than or equal to 1100 C) more than 1100 but less than or equal to 1200 D) more than 1200

Table 9.9 The administration department of a small college is now designing its layout for newly built office space. From statistical samplings over the last three months, the following trip matrix was developed for daily trips between departments. Trip Matrix (trips/day) \[\begin{array} { | c | c | c | c | c | c | c | } \hline & \mathrm { A } & \mathrm { B } & \mathrm { C } & \mathrm { D } & \mathrm { E } & \mathrm { F } \\ \hline \mathrm { A } & - & 10 & 75 & & & 140 \\ \mathrm {~B} & & - & & & 95 & \\ \mathrm { C } & & & - & & 130 & 130 \\ \mathrm { D } & & & & - & 10 & \\ \mathrm { E } & & & & & - & 95 \\ \mathrm {~F} & & & & & & - \\ \hline \end{array}\] -Use the information in Table 9.9.One block plan suggested for the department looks as follows: \[\begin{array} { | c | c | c | } \hline \mathrm { C } & \mathrm { F } & \mathrm { A } \\ \hline \mathrm { B } & \mathrm { E } & \mathrm { D } \\ \hline \end{array}\] What is the total load-distance score of this plan using rectilinear distance and assuming departments A and B are 3 units of distance apart?

A) less than 800 B) more than 800 and less than 850 C) more than 850 and less than 900 D) more than 900 A) less than 800 B) more than 800 and less than 850 C) more than 850 and less than 900 D) more than 900

Exam 9: Location and Layout

Balance the assembly line using the information below,and the longest work-element time rule.The desired output is 360 units per day.Available production time per day is 480 minutes.What is the efficiency for the balanced assembly line? Work Element Time () Immediate Predecessor () 30 -\@cdots 20 50 45 30 55 , 35 , 40

(Essay)

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Question 201

________ is a key factor in determining how conveniently customers can carry on business with a firm.

(Short Answer)

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Question 202

Table 9.21 Table 7.21 The following information is given about an assembly line. The desired output rate is 90 units per hour. Work Element Time (sec) Immediate Predecessor () 10 -- 6 15 20 12 14 , 8 20 , -A line balancing solution has been developed for the assembly line for fertilizer spreaders at Green Grass,Inc.The desired output rate of 30 spreaders per hour will be achieved.The sum of times for all tasks performed on the line is 1200 seconds for each spreader assembled.This is the total productive time.Which of the following statements must be TRUE?

(Multiple Choice)

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Question 203

Table 9.6 Nuts-and-Bolts Inc. wishes to find the best location for a plant that will satisfy customer demand in the following five areas. Area Coordinates Demand (7,3) 30 (7,7) 40 (1,10) 45 (2,6) 15 (4,5) 25 -The operations manager has narrowed down the search for a new plant to three locations.Fixed and variable costs follow: Location Fixed Cost per Year Variable Cost per Unit \ 75,000 \ 31 250,000 12 300,000 15 Plot the total cost curves in the chart provided below,and identify the range over which each location would be best.Then use break-even analysis to calculate exactly the break-even quantity that defines each range. $Table 9.6 Nuts-and-Bolts Inc. wishes to find the best location for a plant that will satisfy customer demand in the following five areas. \begin{array} { | c | c | c | } \hline \text { Area } & \text { Coordinates } & \text { Demand } \\ \hline \mathrm { A } & ( 7,3 ) & 30 \\ \mathrm {~B} & ( 7,7 ) & 40 \\ \mathrm { C } & ( 1,10 ) & 45 \\ \mathrm { D } & ( 2,6 ) & 15 \\ \mathrm { E } & ( 4,5 ) & 25 \\ \hline \end{array} -The operations manager has narrowed down the search for a new plant to three locations.Fixed and variable costs follow: \begin{array} { | c | c | c | } \hline \text { Location } & \begin{array} { c } \text { Fixed Cost } \\ \text { per Year } \end{array} & \begin{array} { c } \text { Variable Cost } \\ \text { per Unit } \end{array} \\ \hline \mathrm { A } & \$ 75,000 & \$ 31 \\ \mathrm {~B} & 250,000 & 12 \\ \mathrm { C } & 300,000 & 15 \\ \hline \end{array} Plot the total cost curves in the chart provided below,and identify the range over which each location would be best.Then use break-even analysis to calculate exactly the break-even quantity that defines each range. Which of the following statements is correct?$ Which of the following statements is correct?

(Multiple Choice)

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Question 204

Table 9.2 Durham Toy, Inc. has five distribution centers at the location coordinates given as follows. The monthly demand at each center is also given. Coordinates Demand (10,12) 40 (25,30) 25 (8,15) 30 (11,20) 10 (25,6) 20 -Use the information in Table 9.2.If the plant is located at the center of gravity,what is the load-distance score,assuming Euclidean distance?

(Multiple Choice)

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Question 205

Table 9.2 Durham Toy, Inc. has five distribution centers at the location coordinates given as follows. The monthly demand at each center is also given. Coordinates Demand (10,12) 40 (25,30) 25 (8,15) 30 (11,20) 10 (25,6) 20 -A single facility is needed to meet the demand of four regions depicted as follows: Region Center Coordinates Demand A (2,10) 20 B (7,10) 5 C (2,2) 10 D (7,4) 10 If the plant is located at A,what is the total load-distance score,assuming Euclidean distance?

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Question 206

The load-distance method is a qualitative model used to evaluate locations.

(True/False)

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Question 207

The rectilinear distance between points A (15,25)and B (45,5)is

(Multiple Choice)

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Question 208

The balance delay is the amount by which efficiency falls short of 100 percent.

(True/False)

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Question 209

Table 9.6 Nuts-and-Bolts Inc. wishes to find the best location for a plant that will satisfy customer demand in the following five areas. Area Coordinates Demand (7,3) 30 (7,7) 40 (1,10) 45 (2,6) 15 (4,5) 25 -Use the information in Table 9.6.If the plant is located at the coordinates (6,5),what is the total load-distance score,assuming Euclidean distance?

(Multiple Choice)

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Question 210

Table 9.9 The administration department of a small college is now designing its layout for newly built office space. From statistical samplings over the last three months, the following trip matrix was developed for daily trips between departments. Trip Matrix (trips/day) - 10 75 140 - 95 - 130 130 - 10 - 95 - -Use the information in Table 9.9.One block plan suggested for the department looks as follows: What is the total load-distance score of this plan using rectilinear distance and assuming departments A and B are 3 units of distance apart?

(Multiple Choice)

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Question 211

________ involves decisions about the physical arrangement of economic activity centers within a facility.

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Question 212

Explain the distinction between the use of heuristics,simulation,or optimization as analytical procedures to support location decisions.

(Essay)

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Question 213

A preference matrix combines qualitative factors and quantitative scores to compare several sites being considered in a location decision.

(True/False)

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Question 214

An advantage of flexible-flow layouts over line-flow layouts is that the process is less vulnerable to changes in product mix.

(True/False)

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Question 215

Which one of the following characteristics is more likely for a product layout than for a process layout?

(Multiple Choice)

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Question 216

Critical mass refers to several competing firms clustering in one location to attract customers.

(True/False)

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Question 217

Showing 201 - 217 of 217

________ is a key factor in determining how conveniently customers can carry on business with a firm.

The load-distance method is a qualitative model used to evaluate locations.

The rectilinear distance between points A (15,25)and B (45,5)is

The balance delay is the amount by which efficiency falls short of 100 percent.

________ involves decisions about the physical arrangement of economic activity centers within a facility.

Explain the distinction between the use of heuristics,simulation,or optimization as analytical procedures to support location decisions.

A preference matrix combines qualitative factors and quantitative scores to compare several sites being considered in a location decision.

An advantage of flexible-flow layouts over line-flow layouts is that the process is less vulnerable to changes in product mix.

Which one of the following characteristics is more likely for a product layout than for a process layout?

Critical mass refers to several competing firms clustering in one location to attract customers.

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