Three alternative insulations are being considered for installation on a machine part. After the initial installation, if the insulation fails in any future year, it is replaced by an identical one at a cost lower than the initial cost. The costs and probabilities of failure in any year are given in the table below.

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Three alternative insulations are being considered for installation on a machine part. After the initial installation, if the insulation fails in any future year, it is replaced by
an identical one at a cost lower than the initial cost. The costs and probabilities of failure in any year are given in the table below.
Insulation
thickness
2 inches
3 inches
6 inches
Initial
installation cost
$900
$1,200
$1,800
Probability of failure
in any given year
26.7%
14.4%
6.32%
Replacement cost anytime
insulation fails in future
$600
$800
$1,200
If the analysis period is infinte (i.e, N = infinity), calculate the expected EUAC of the 2-inch insulation. The MARR is 11% per year.
OA. $414
O B. $259
O C. $104
O D. $155
Transcribed Image Text:Three alternative insulations are being considered for installation on a machine part. After the initial installation, if the insulation fails in any future year, it is replaced by an identical one at a cost lower than the initial cost. The costs and probabilities of failure in any year are given in the table below. Insulation thickness 2 inches 3 inches 6 inches Initial installation cost $900 $1,200 $1,800 Probability of failure in any given year 26.7% 14.4% 6.32% Replacement cost anytime insulation fails in future $600 $800 $1,200 If the analysis period is infinte (i.e, N = infinity), calculate the expected EUAC of the 2-inch insulation. The MARR is 11% per year. OA. $414 O B. $259 O C. $104 O D. $155
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