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The property of a material which enables it to retain the deformation permanently, is called
Which of the following property is desirable in parts subjected to shock and impact loads ?
The portion of the blast furnace below its widest cross-section is called
Which of the following inpurity in cast iron makes it hard and brittle ?
A steel containing 16 to 18% chromium and about 0.12% carbon is called
Slow plastic deformation of metals under a constant stress is known as
Which of the following constituents of steels is softest and least strong ?
Ferrites that are used in transformer or electromagnetic cores contain nickel, zinc, and/or manganese compounds.
They have a low coercivity and are called soft ferrites.
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