A. White
B. Cast
C. Wrought
D. Pig
Related Mcqs:
- Midrex process of sponge iron production uses reformed natural gas as the reducing agent, which uses iron ore in the form of_________________?
A. Lumps
B. Pellets
C. Briquettes
D. Sinter - _____________________ of grey cast iron produces white cast iron?
A. Tempering
B. Rapid heating
C. Rapid cooling
D. Slow cooling - Annealing of white cast iron produces _____________________ iron?
A. Grey
B. Nodular
C. Malleable
D. Spheroidal - ______________________ iron is produced by the annealing of white cast iron?
A. Malleable
B. Nodular
C. Ductile
D. Grey - Iron content in Indian iron ore is about _________________ percent?
A. 80-85
B. 60-65
C. 40-45
D. 20-25 - Sudden fall of atmospheric pressure by a large amount is an indication of the_____________________?
A. Rain
B. Cold wave
C. Storm
D. Fair weather - Austempering of steel requires it to be heated to 875°C followed by sudden cooling to 250- 525°C, thereby changing austenite to___________________?
A. Sorbite
B. Bainite
C. Martensite
D. Troostite - An abrupt and sudden fall in the reading of barometer is an indication of the____________________?
A. Storm
B. Rain
C. Clear weather
D. Cold wave - The highest stress that a material can withstand for a specified length of time without excessive deformation is called the ____________ strength ?
A. Creep
B. Endurance
C. Fatigue
D. None of these - Volume of blast furnace slag is about _______________ times the volume of hot metal (pig iron) of the same weight ?
A. 1.5
B. 3
C. 5
D. 7
