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Engineering Materials

Engineering Materials
Super conduction by metals is observed in the temperature range of

Below 10°K
Around 100°C
Above 100°K
Around 0°C

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Engineering Materials
Cartridge brass can be

Cold rolled into sheets
Drawn into wires
Any one of these
Formed into tube

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Engineering Materials
Silicon when added to copper improves

Hardness and strength
Machinability
Strength and ductility
Hardness

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Engineering Materials
Weld decay is the phenomenon found with

Cast iron
Nonferrous materials
Mild steel
Stainless steel

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Engineering Materials
The alloying element which can replace tungsten in high speed steels is

Nickel
Molybdenum
Vanadium
Cobalt

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Engineering Materials
Pig iron is the name given to

Iron containing huge quantities of carbon
Product of blast furnace made by reduction of iron ore
Raw material for blast furnace
Iron in molten form in the ladles

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