Practice Reference Textbooks - 7.2 | 21. Introduction to Defender and Challenger Equipment | Construction Engineering & Management - Vol 1
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7.2 - Reference Textbooks

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Practice Questions

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Question 1 Easy

What does EAC stand for?

💡 Hint: The acronym you use when discussing annual costs.

Question 2 Easy

Name the two types of equipment discussed.

💡 Hint: One is what you currently have.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does EAC stand for?

Estimated Average Cost
Equivalent Annual Cost
Expected Annual Cost

💡 Hint: Think about annual costs related to equipment.

Question 2

True or False: Sunk costs should be considered in replacement analysis.

True
False

💡 Hint: Remember what has already been spent.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Consider an equipment with an initial cost of 30,00,000 and a salvage value of 10,00,000 after 5 years with a 10% interest rate. Discuss the equivalency of costs if operating costs are projected at 2,00,000 per year.

💡 Hint: Understand the impact of costs on long-term ownership.

Challenge 2 Hard

Given the following information, analyze which equipment to retain: Defender EAC is 650,000, Challenger EAC is 610,000, but Challenger has higher initial repair costs. Discuss implications.

💡 Hint: Consider both short term and long term costs.

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Reference links

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