Which of the following will be unsuitable for dust cleaning from flue gas at 400°C from a pulverised coal fired boiler ?

Related Mcqs:

Pick out the wrong statement ?

A. Angle of repose of coal increases with its increasing size B. Specific gravity of coal increases with its increasing maturity C. Refractive index and reflectance of coal increases with the increasing rank of coal D. Specific heat of coal decreases with increases in the volatile matter and decrease in the C/H ratio of coal...

With increase in moisture content of coal, its___________________?

A. Calorific value increases B. Caking properties diminish C. Swelling during carbonisation becomes excessive D. None of these...

‘Fat’ coal means a coal having ___________________?

A. Low calorific value B. High volatile matter C. Low ash content D. Non smoking tendency...

Dust content in raw blast furnace gas is about _______________ gm/Nm3; hence it is cleaned to the dust level of about < 10 mg /Nm3 before use?

A. 15-30 B. 1-2 C. 70-100 D. 150-200...

During its calorific value determination by bomb calorimeter, coal is combusted by _________________?

A. Air B. Oxygen C. Oxygen enriched air D. None of these...