Chemical Engineering — Test 167
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Question 1
Fuel economy in an industrial furnace operation cannot be achieved by the use of__________________?
Question 2
Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss will be maximum in case of complete combustion of_________________?
Question 3
Which of the following is not an additive for flue gases from furnace to reduce its dewpoint ?
Question 4
The function of an economiser in a boiler is to preheat the _____________________?
Question 5
Which of the following furnaces will have maximum thermal efficiency ?
Question 6
Ostwald charts are meant for__________________?
Question 7
Raw materials for nitric acid manufacture are___________________?
Question 8
Plant tranquillisers___________________?
Question 9
Nitrogen content of a nitrogenous fertiliser is 35%. It could be___________________?
Question 10
Nitrogen content of urea is about _____________ percent ?