For melting one tonne of cast iron – McqOptions

MCQOPTIONS

1.	For melting one tonne of cast iron
A.	700 m3 air is required
B.	20 kg limestone is required
C.	one quintal coke is required
D.	all the above.
Answer» E.

Discussion

No Comment Found

Related MCQs

The preparation of surface of stone to obtain plain edges or to obtain stones of required size andshape is known as
In a rock calcium carbonate predominates. State whether it is:
The weight of a good quality brick when immersed in water for a period of 16 hours should notexceed the weight of dry brick
Generally wooden mounds are made from
Pick up the volcanic rock from the following
The compound of Portland cement which contributes strength after two to three years is
The clay to be used for manufacturing for bricks is dugout and allowed to weather in
Apiece of sawn timber whose cross-sectional dimensions exceed 5 cm, in one direction and 20 cmin the other direction, is called a
Pig iron obtained from the furnace which is properly provided with fuel at a very hightemperature, is called
Pick up the hypabyssal rock from the following