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Materials and Construction

Materials and Construction
__________ iron is produced, when molten pig iron is chilled suddenly.

Wrought
None of these
White cast
Grey cast

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Materials and Construction
Ball bearings are generally made of

Stainless steel
Malleable cast iron
Plain carbon steel
Chrome carbon steel

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Materials and Construction
Invar used in thermocouples is an alloy of nickel and

Lead
Iron
Copper
Chromium

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Materials and Construction
Ability of a material to absorb energy in deformation in the plastic range is characterised as its

Toughness
Resilience
Ductility
Creep

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Materials and Construction
100% H₂SO₄ at 30°C can't be stored in a vessel made/lined with

Cast iron and high silicon iron
Teflon, glass and porcelain
Aluminium, tin and rubber
Mild steel and stainless steel

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Materials and Construction
Copper has very low

Ductility
Thermal & electrical conductivity
Malleability
Tensile strength

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