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Materials and Construction

Materials and Construction
Sulphur melting pit in the sulphuric acid plant is made of

Steel or cement-brick lined
Hard wood
Lead lined stainless steel
Cast iron

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Materials and Construction
Wood metal is not used for making

Casting for dental work
Fusible safety plug for pressure cooker
Soft solder
Storage tank for storing brine and caustic soda

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Materials and Construction
Percentage of silver in German silver is

5
20
10
0

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Materials and Construction
Presence of high phosphorous in cast iron increases its

Fluidity
Shrinkage
Melting point
Tensile strength

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Materials and Construction
Which of the following undergoes granular fracture?

None of these
Cast iron
Steel
Wrought iron

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Materials and Construction
The crystal structure of most of the common metals is

Cubic
Hexagonal
Orthorhombic
None of these

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MORE MCQ ON Materials and Construction

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