Las Cruces' Virgin Galactic is considering two materials for certain parts in a reusable space vehicle: carbon fiber reinforced plastic (CFRP) and fiber reinforced ceramic (FRC). The costs are shown below. Which should be selected on the basis of a present worth comparison if MARR = 10% per year? (a) Solve using tabulated factors. (b) (Spreadsheet exercises) Solve using single-cell functions. (c) Using your spreadsheet functions, will the selection change if the estimated life of the CFRP material is 4, rather than 2, years?

Las Cruces' Virgin Galactic is considering two materials for certain parts in a reusable space vehicle: carbon fiber reinforced plastic (CFRP) and fiber reinforced ceramic (FRC). The costs are shown below. Which should be selected on the basis of a present worth comparison if MARR = 10% per year? (a) Solve using tabulated factors. (b) (Spreadsheet exercises) Solve using single-cell functions. (c) Using your spreadsheet functions, will the selection change if the estimated life of the CFRP material is 4, rather than 2, years?

ENGR.ECONOMIC ANALYSIS

14th Edition

ISBN:9780190931919

Author:NEWNAN

Publisher:NEWNAN

Chapter1: Making Economics Decisions

Section: Chapter Questions

Problem 1QTC

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