To draw: The precedence diagram.

Question

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Answer 1

Question

Chapter 9, Problem 20P

a)

Summary Introduction

To draw: The precedence diagram.

b)

Summary Introduction

To determine: The cycle time.

Introduction:

Cycle time:

Cycle time is the total time taken to complete an unit of work from the beginning of the process to the end of the process.

c)

Summary Introduction

To determine: The production rate.

d)

Summary Introduction

To determine: The theoretical minimum number of workstations.

e)

Summary Introduction

To determine: The efficiency.

Introduction:

Efficiency:

Efficiency is the measure of what is actually produced as opposed to what can be theoretically produced with the same amount of resources.

f)

Summary Introduction

To determine: The total idle time per cycle.

g)

Summary Introduction

To assign: The different tasks to different workstations and identify the efficiency.

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Suppose the times for the individual operations for the in-line skate assembly are as follows: Task Description Time (sec) 1 Assemble wheels, bearings, and axle hardware 11 2 Assemble brake housing and pad 8 3 Complete wheel assembly 20 4 Inspect wheel assembly 13 5 Assemble boot 18 6 Join boot and wheel subassemblies 7 7 Add line and final assembly 10 8 Perform final inspection 10 Consider the production line achieving an output rate of 180 per hour below. Using the proposed design, calculate the total time and idle time for each workstation. If your answer is zero, enter "0". Round your answers to the nearest whole number. Station Tasks Total Time, seconds Idle Time, seconds A 1 and 2 B 3 C 5 D 4 and 6 E 7 and 8 Total What is the assembly line efficiency? Round your answer to one decimal place. %

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An assembly line is to be designed to operate 7½ hours per day and supply a steady demand of 300 units per day. Here are the tasks and their performance times: TASK PRECEDING TASKS PERFORMANCETIME (SECONDS) A — 70 B — 40 C — 45 D A 10 E B 30 F C 20 G D 60 H E 50 I F 15 J G 25 K H, I 20 L J, K 25 What is the workstation cycle time required to meet the desired output rate? What is the theoretical minimum number of workstations required to meet the desired output rate? Note: Round up your answer to the next whole number. Assign tasks to workstations using the longest operating time. What is the efficiency of your line balance, assuming it is running at the cycle time determined in part b? Note: Round your answer to 1 decimal place. Suppose demand increases by 10 percent. How would you react to this? Assume that you can operate only 71/2 hours per day. Note: Round your answer for cycle time down to the nearest whole number. Round your…

Answer 2

Question

Chapter 9, Problem 20P

a)

Summary Introduction

To draw: The precedence diagram.

b)

Summary Introduction

To determine: The cycle time.

Introduction:

Cycle time:

Cycle time is the total time taken to complete an unit of work from the beginning of the process to the end of the process.

c)

Summary Introduction

To determine: The production rate.

d)

Summary Introduction

To determine: The theoretical minimum number of workstations.

e)

Summary Introduction

To determine: The efficiency.

Introduction:

Efficiency:

Efficiency is the measure of what is actually produced as opposed to what can be theoretically produced with the same amount of resources.

f)

Summary Introduction

To determine: The total idle time per cycle.

g)

Summary Introduction

To assign: The different tasks to different workstations and identify the efficiency.

Expert Solution & Answer

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Answer 3

Question

Chapter 9, Problem 20P

a)

Summary Introduction

To draw: The precedence diagram.

b)

Summary Introduction

To determine: The cycle time.

Introduction:

Cycle time:

Cycle time is the total time taken to complete an unit of work from the beginning of the process to the end of the process.

c)

Summary Introduction

To determine: The production rate.

d)

Summary Introduction

To determine: The theoretical minimum number of workstations.

e)

Summary Introduction

To determine: The efficiency.

Introduction:

Efficiency:

Efficiency is the measure of what is actually produced as opposed to what can be theoretically produced with the same amount of resources.

f)

Summary Introduction

To determine: The total idle time per cycle.

g)

Summary Introduction

To assign: The different tasks to different workstations and identify the efficiency.

Expert Solution & Answer

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Answer 4

Question

Chapter 9, Problem 20P

a)

Summary Introduction

To draw: The precedence diagram.

b)

Summary Introduction

To determine: The cycle time.

Introduction:

Cycle time:

Cycle time is the total time taken to complete an unit of work from the beginning of the process to the end of the process.

c)

Summary Introduction

To determine: The production rate.

d)

Summary Introduction

To determine: The theoretical minimum number of workstations.

e)

Summary Introduction

To determine: The efficiency.

Introduction:

Efficiency:

Efficiency is the measure of what is actually produced as opposed to what can be theoretically produced with the same amount of resources.

f)

Summary Introduction

To determine: The total idle time per cycle.

g)

Summary Introduction

To assign: The different tasks to different workstations and identify the efficiency.

Expert Solution & Answer

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Answer 5

Chapter 9, Problem 20P

a)

Summary Introduction

To draw: The precedence diagram.

b)

Summary Introduction

To determine: The cycle time.

Introduction:

Cycle time:

Cycle time is the total time taken to complete an unit of work from the beginning of the process to the end of the process.

c)

Summary Introduction

To determine: The production rate.

d)

Summary Introduction

To determine: The theoretical minimum number of workstations.

e)

Summary Introduction

To determine: The efficiency.

Introduction:

Efficiency:

Efficiency is the measure of what is actually produced as opposed to what can be theoretically produced with the same amount of resources.

f)

Summary Introduction

To determine: The total idle time per cycle.

g)

Summary Introduction

To assign: The different tasks to different workstations and identify the efficiency.

Answer 6

Chapter 9, Problem 20P

a)

Summary Introduction

To draw: The precedence diagram.

Answer 7

Chapter 9, Problem 20P

a)

Summary Introduction

To draw: The precedence diagram.

Answer 8

b)

Summary Introduction

To determine: The cycle time.

Introduction:

Cycle time:

Cycle time is the total time taken to complete an unit of work from the beginning of the process to the end of the process.

Answer 9

b)

Summary Introduction

To determine: The cycle time.

Introduction:

Cycle time:

Cycle time is the total time taken to complete an unit of work from the beginning of the process to the end of the process.

Answer 10

c)

Summary Introduction

To determine: The production rate.

Answer 11

c)

Summary Introduction

To determine: The production rate.

Answer 12

d)

Summary Introduction

To determine: The theoretical minimum number of workstations.

Answer 13

d)

Summary Introduction

To determine: The theoretical minimum number of workstations.

Answer 14

e)

Summary Introduction

To determine: The efficiency.

Introduction:

Efficiency:

Efficiency is the measure of what is actually produced as opposed to what can be theoretically produced with the same amount of resources.

Answer 15

e)

Summary Introduction

To determine: The efficiency.

Introduction:

Efficiency:

Efficiency is the measure of what is actually produced as opposed to what can be theoretically produced with the same amount of resources.

Answer 16

f)

Summary Introduction

To determine: The total idle time per cycle.

Answer 17

f)

Summary Introduction

To determine: The total idle time per cycle.

Answer 18

g)

Summary Introduction

To assign: The different tasks to different workstations and identify the efficiency.

Answer 19

g)

Summary Introduction

To assign: The different tasks to different workstations and identify the efficiency.

Answer 20

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Answer 21

Expert Solution & Answer

Answer 22

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Answer 23

Ch. 9 - Prob. 1ED Ch. 9 - Prob. 1DQ Ch. 9 - Prob. 2DQ Ch. 9 - Prob. 3DQ Ch. 9 - Prob. 4DQ Ch. 9 - Prob. 5DQ Ch. 9 - Prob. 6DQ Ch. 9 - Prob. 7DQ Ch. 9 - Prob. 8DQ Ch. 9 - Prob. 9DQ

To draw: The precedence diagram.

Solution Summary: The author explains that cycle time is the total time taken to complete an unit of work from the beginning of the process to the end.

To draw: The precedence diagram.

To determine: The cycle time.

Introduction:

Cycle time:

Cycle time is the total time taken to complete an unit of work from the beginning of the process to the end of the process.

To determine: The production rate.

To determine: The theoretical minimum number of workstations.

To determine: The efficiency.

Introduction:

Efficiency:

Efficiency is the measure of what is actually produced as opposed to what can be theoretically produced with the same amount of resources.

To determine: The total idle time per cycle.

To assign: The different tasks to different workstations and identify the efficiency.

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Chapter 9 Solutions

To draw: The precedence diagram.

Solution Summary: The author explains that cycle time is the total time taken to complete an unit of work from the beginning of the process to the end.

To draw: The precedence diagram.

To determine: The cycle time. Introduction: Cycle time: Cycle time is the total time taken to complete an unit of work from the beginning of the process to the end of the process.

To determine: The production rate.

To determine: The theoretical minimum number of workstations.

To determine: The efficiency. Introduction: Efficiency: Efficiency is the measure of what is actually produced as opposed to what can be theoretically produced with the same amount of resources.

To determine: The total idle time per cycle.

To assign: The different tasks to different workstations and identify the efficiency.

Want to see the full answer?

Chapter 9 Solutions

To determine: The cycle time.

Introduction:

Cycle time:

Cycle time is the total time taken to complete an unit of work from the beginning of the process to the end of the process.

To determine: The efficiency.

Introduction:

Efficiency:

Efficiency is the measure of what is actually produced as opposed to what can be theoretically produced with the same amount of resources.