Which of the following material is not used for mold making?
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Phosphorus is added to steel mold for which of the following reason?
Which of the following is a perfect composition for medium carbon steel?
A form of cast iron in which free carbon is present in the form of nodules in the matrix of cementite and ferrite. This form of cast iron is ____________
Which of the following percent of carbon is correct for Eutectoid steel (at 723oC in Fe3-C diag)?
Which of the following is not used as binders for mould materials?
Which of the following is not used as an additive?
Nitriding process is used to increase surface hardness for which of the following materials?
The famous iron pillar located near Qutab Minar in New Delhi is made up of which material?
Which of the following is not a source of moulding sand?
Which of the following is not a type of moulding sand?
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