Fusion point of coal ash generally varies from 1000 to 1700° C. Ash having fusion point less than _______________ °C is liable to form clinker?

Related Mcqs:

A good metallurgical coke___________________?

A. Should have high porosity B. Should be brittle C. Must contain moderate quantities of ash, moisture, sulphur and volatile matters D. Should have low fusion point of its ash...

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

A. Multicyclones B. Bag filter C. Wet scrubber D. Hydrocyclones...

Quantity of coke oven gas produced by high temperature carbonisation of one ton of dry coal may be around ______________ Nm3?

A. 30 B. 300 C. 3,000 D. 30,000...

Actual flame temperature is always lower than the adiabatic flame temperature, because there is________________?

A. No possibility of obtaining complete combustion at high temperature B. Always loss of heat from the flame C. Both A. and B. D. Neither A. nor B....

The optimum percentage of excess air for combustion depends upon the _______________ of the fuel?

A. Type (solid, liquid or gaseous) B. Calorific value C. Sulphur content D. Ignition temperature...