Outer combustion chamber of blast furnace stove is lined with _______________ bricks?

Related Mcqs:

Silica bricks are never used for lining the_________________?

A. Beehive coke ovens B. By-product coke ovens C. Dome of blast furnace stoves D. Roof of open hearth furnace...

How many phases are present at eutectic point ?

A. 2 B. 1 C. 3 D. unpredictable...

A long cylinder and a sphere both of 5 cms diameter are made from the same porous material. The flat ends of cylinder are sealed. Both the cylinder and sphere are saturated with the same solution of sodium chloride. Later both the objects are immersed for a short and equal interval of time in a large tank of water which is well agitated. The fraction of salt remaining in the cylinder and the sphere are Xc and Xs respectively. Which of the following statement is correct ?

A. Xc > Xs B. Xc = Xs C. Xc < Xs D. Xc greater/less than Xs depending on the length of the cylinder...

Average molecular weight of air is about ____________________?

A. 21 B. 29 C. 23 D. 79...

In a neutral solution _________________?

A. H+ ions are absent B. OH- ions are absent C. Both H+ and OH- ions are present in very small but equal concentration D. None of these...