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Materials and Construction

Materials and Construction
Combination of metals and ceramics are called

Cermets
Non-crystalline ceramics
Metalloy
Pellets

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Materials and Construction
__________ is used for examining the macro-structure of a material.

X-rays
Optical microscope
Visual inspection by naked eye
Metallurgical microscope

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Materials and Construction
Brass container is suitable for storing

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

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

Cast iron
Mild steel
Chemical stoneware
Karbate

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Materials and Construction
Mild steel is a/an __________ steel.

High alloy
Medium carbon
High carbon
Low carbon

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Materials and Construction
Lead alone is not used in storing equipment, because it

Corrodes easily
None of these
Is very costly
Is having low creep strength

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