Chemical Engineering Plant Economics
Which of the following is not a component of depreciation cost?

Loss due to decrease in the demand of product
Repairs and maintenance cost
Loss due to obsolescence of the equipment
Loss due to accident/breakdown in the machinery

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Chemical Engineering Plant Economics
Payback period

Is affected by the variation in earnings after the recovery of the investment
And economic life of a project are the same
All of these
Is the length of time over which the earnings on a project equals the investment

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