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Materials and Construction

Materials and Construction
The most resistant material to alkaline corrosion is

Karbate
Aluminium
Nickel
Duriron

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Materials and Construction
Acetaldehyde is shipped in __________ drums.

Cast iron
Either B & C
Steel
Aluminium

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Materials and Construction
The ability of a material to absorb energy in the elastic range is a measure of its

Brittleness
Toughness
Resilience
Malleability

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Materials and Construction
Polythene (low or high density) containers are not corroded by

Sulphur trioxide at 60°C
Any of these
Sulphuric acid (10%) at room temperature
Nitric acid (95%) at room temperature

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

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

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Materials and Construction
The increase in hardness of metal due to its cold working is termed as the __________ hardening.

Flame
Work
Age
Induction

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