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Materials and Construction

Materials and Construction
Which of the following undergoes granular fracture?

None of these
Steel
Wrought iron
Cast iron

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Materials and Construction
Cold worked steel parts are normally subjected to

Shot peening
Annealing
Normalising
Hardening

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Materials and Construction
The addition of antimony in tin-based alloys improves its

Rupture strength and hot hardness
Wear resistance
Deformation resistance
Impact strength and bonding strength

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Materials and Construction
Interchain forces are the weakest in case of

Both rubber & elastomers
Elastomers
Plastics
Fibres

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Materials and Construction
For platinum thermocouples, lead wires are made of

Iron & nickel
Copper & copper-nickel alloys
Copper & iron
Tin & nickel

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Materials and Construction
Which of the following alloying elements is present in maximum percentage in high speed steel.

Vanadium
Molybdenum
Tungsten
Chromium

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