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Chemical Engineering Plant Economics

Chemical Engineering Plant Economics
Which of the following is the cheaptest material of construction for the storage of sodium hydroxide upto a concentration of 75%?

Plain carbon steel
Copper
Nickel
Stainless steel

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Chemical Engineering Plant Economics
Personnel working in the market research group is reponsible for the job of

Equipment selection
Equipment design
Cost estimation
Product evaluation

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Chemical Engineering Plant Economics
A present sum of Rs. 100 at the end of one year, with half yearly rate of interest at 10%, will be Rs.

121
91
97
110

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Chemical Engineering Plant Economics
Annual depreciation cost are not constant when, the __________ method of depreciation calculation is used.

Declining balance
Present worth
Sinking fund
Straight line

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Chemical Engineering Plant Economics
With increase in the discounted cash flow rate of return, the ratio of the total present value to the initial investment of a given project

Decreases
Increases linearly
Increases
Remains constant

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Chemical Engineering Plant Economics
Optimum economic pipe diameter for fluid is determined by the

Density of the fluid
None of these
Viscosity of the fluid
Total cost considerations (pumping cost plus fixed cost of the pipe)

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