41.
Which of the following methods of depreciation calculations results in book values greater than those obtained with straight line method?

43.
'Utilities' in a chemical process plant includes compressed air, steam, water, electrical power, oxygen, acetylene, fuel gases etc. Utility costs for ordinary chemical process plants ranges roughly from __________ percent of the total product cost.

44.
Pick out the wrong statement.

45.
A reactor having a salvage value of Rs. 10000 is estimated to have a service life of 10 years. The annual interest rate is 10%. The original cost of the reactor was Rs. 80000. The book value of the reactor after 5 years using sinking fund depreciation method will be Rs.

46.
For a given fluid, as the pipe diameter increases, the pumping cost

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