Coking coals are invariably____________________?

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...

High rate of heating of coke ovens____________________?

A. May damage its walls due to abrupt excessive swelling of coal B. Produces larger size coke C. Increases the time of carbonisation D. None of these...

Which is the heaviest fuel gas out of the following ?

A. Blast furnace gas B. Coke oven gas C. Water gas D. Carburetted water gas...

Which of the following will generate maximum volume of product of complete combustion (Nm3/Nm3 of fuel) ?

A. Carburetted water gas B. Blast furnace gas C. Natural gas D. Producers’ gas...

Oxygen required for theoretically complete combustion of 1 Nm3 methane is ______________ Nm3?

A. 2 B. 4 C. 6 D. 1...