Problem 2: A large aerospace manufacturer is planning to propose a sophisticated drone for induction in the air force. The following table details the required activities for the development of its proposal. Time Estimate Immediate Activity Description (days) Predecessor(s) Prepare preliminary functional and operability requirements Prepare preliminary design configuration A B 4 Prepare and discuss surface models Perform aerodynamics analysis and evaluation Create structural geometry, simulation & design conditions C А, В 11 C E 12 Perform weight and inertia analysis Perform structural and compatibility analysis Develop balanced free-body diagram and external loads F 6. E G 21 D, F H 10 D, F I Establish internal load distributions, evaluate 15 H structural strength, and develop manufacturing plan Prepare proposal G, I What are the earliest start and finish, latest start and finish, and slack of each activity? Which activities are critical? What is the expected completion time of the project? Provide a network diagram for this problem. You can draw it by hand (neatly) and include its clear picture in your Word document. ES EF Activity (Duration) LS LF
Problem 2: A large aerospace manufacturer is planning to propose a sophisticated drone for induction in the air force. The following table details the required activities for the development of its proposal. Time Estimate Immediate Activity Description (days) Predecessor(s) Prepare preliminary functional and operability requirements Prepare preliminary design configuration A B 4 Prepare and discuss surface models Perform aerodynamics analysis and evaluation Create structural geometry, simulation & design conditions C А, В 11 C E 12 Perform weight and inertia analysis Perform structural and compatibility analysis Develop balanced free-body diagram and external loads F 6. E G 21 D, F H 10 D, F I Establish internal load distributions, evaluate 15 H structural strength, and develop manufacturing plan Prepare proposal G, I What are the earliest start and finish, latest start and finish, and slack of each activity? Which activities are critical? What is the expected completion time of the project? Provide a network diagram for this problem. You can draw it by hand (neatly) and include its clear picture in your Word document. ES EF Activity (Duration) LS LF
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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A large aerospace manufacturer is planning to propose a sophisticated drone for induction in the air force. The following table details the required activities for the development of its proposal.
What are the earliest start and finish, latest start and finish, and slack of each activity? Which activities are critical? What is the expected completion time of the project?
Provide a network diagram for this problem. You can draw it by hand (neatly) and include its clear picture in your Word document.
Transcribed Image Text:Problem 2: A large aerospace manufacturer is planning to propose a sophisticated drone for induction
in the air force. The following table details the required activities for the development of its proposal.
Time Estimate
Immediate
Activity
Description
(days)
Predecessor(s)
Prepare preliminary functional and operability
requirements
Prepare preliminary design configuration
A
5
В
4
Prepare and discuss surface models
Perform aerodynamics analysis and evaluation
Create structural geometry, simulation & design
C
3
А, В
D
11
C
E
12
C
conditions
Perform weight and inertia analysis
Perform structural and compatibility analysis
Develop balanced free-body diagram and external
F
6.
E
G
21
D, F
D, F
H
10
loads
Establish internal load distributions, evaluate
structural strength, and develop manufacturing plan
Prepare proposal
I
15
H
G, I
What are the earliest start and finish, latest start and finish, and slack of each activity? Which activities
are critical? What is the expected completion time of the project?
Provide a network diagram for this problem. You can draw it by hand (neatly) and include its clear
picture in your Word document.
ES
EF
Activity (Duration)
LS
LF
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