Chemical Engineering Plant Economics
Fixed capital investment of a chemical plant is the total amount of money needed to supply the necessary plant and manufacturing facilities plus the working capital for operation of the facilities. Which of the following components of fixed capital investment requires minimum percentage of it?

Electrical installation cost
Cost for piping
Equipment insulation cost
Equipment installation cost

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Chemical Engineering Plant Economics
The depreciation during the year 'n', in diminishing balance method of depreciation calculation, is calculated by multiplying a fixed percentage 'N' to the

Difference between initial cost and salvage value
Depreciation during the (n - 1)th year
Book value at the end of (n - 1)th year
Initial cost

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