Academic Integrity: tutoring, explanations, and feedback — we don’t complete graded work or submit on a student’s behalf.

Two types of power converters are under consideration for a specific application

ID: 1180770 • Letter: T

Question

Two types of power converters are under consideration for a specific application. An economic comparison is to be made using an interest rate of 20%. Using the Annual Cash Flow Analysis method:

Data

Alternative

Alpha

Beta

Service Life (Years)

5

9

First Cost

$10,000

$20,000

Salvage Value

0

$5,000

Annual Operating Cost

$2,500

$1,200

            

            (a) Compute the equivalent annual costs of each alternative and recommend the economically superior alternative.

        (b) Determine a salvage value for the Beta system such that the Beta system will have an equivalent uniform annual cost equal to the Alpha system.

  

Data

     

Alternative

     

     

Alpha

     

Beta

     

Service Life (Years)

     

5

     

9

     

First Cost

     

$10,000

     

$20,000

     

Salvage Value

     

0

     

$5,000

     

Annual Operating Cost

     

$2,500

     

$1,200

  

Explanation / Answer

D.

Alpha; $6,611