Carbon is present in the uncombined (graphitic) form in case of__________________?

Related Mcqs:

Which of the following is produced by condensation polymerisation ?

A. Bakelite B. Polythene C. Poly vinyl chloride D. Polystyrene...

Addition of ______________ in steel is helpful in increasing the depth of hardness?

A. Chromium B. Sulphur C. Vanadium D. Tungsten...

Molybdenum steels containing 0.15 to 0.40% molybdenum___________________?

A. Are prone to temper brittleness B. Are used for automobile parts like gears, axle, shaft, bearings etc. C. Have very poor fatigue resistance D. Do not contain nickel or chromium or both...

Babbitt metal used for bearings is a ____________base alloy?

A. Tin B. Lead C. Aluminium D. Copper...

18/8 steel is a/an __________ stainless steel ?

A. Austenitic B. Ferritic C. Martensitic D. None of these...