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Materials and Construction

Materials and Construction
The formation of oxide film on a metal due to atmospheric exposure reduces its

Stiffness
All of these
Creep limit
Toughness

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Materials and Construction
In hot wire aneomometer used for gas flow measurement, the wire is normally made of

Platinum
Copper
Chromium
Constantan

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Materials and Construction
For storing water and acid free benzol, use a __________ vessel.

Karbate
None of these
Steel
Stainless steel

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Materials and Construction
Corrosion resistance of steel is increased by the addition of

Nickel and chromium
Lead and vanadium
Phosphorous and tungsten
Molybdenum and tungsten

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Materials and Construction
Brass container is suitable for storing

Phosphoric acid (95%)
H₂SO₄(95%)
Beer
Aqueous ammonia

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Materials and Construction
In SO₃ absorber (Contact Process), packing material used is of

Chemical stoneware
Mild steel
Cast iron
Karbate

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