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Fuels and Combustion — Test 4

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Question 1
Which of the following is unsuitable fuel for producer gas manufacture ?
Question 2
A coal having higher volatile matter content, has lower_________________?
Question 3
Caking coal is desirable for_________________?
Question 4
Coals used for the generation of producer gas should have ____________________?
Question 5
Coke having higher porosity has ___________________?
Question 6
Out of the following, which is the most important parameter for the blast furnace grade coke ?
Question 7
Artificial draught produced by a fan can be controlled by the___________________?
Question 8
Which of the following will be unsuitable for dust cleaning from flue gas at 400°C from a pulverised coal fired boiler ?
Question 9
In low temperature carbonisation (as compared to high temperature carbonisation) of coal__________________?
Question 10
Tar is a better fuel than furnace oil, because of its___________________?