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Materials and Construction

Materials and Construction
The material of construction of pressure mills used for squeezing out the juice from sugar cane is

Cast iron
Stainless steel
Mild steel
Monel

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Materials and Construction
Presence of 0.3 to 0.5% arsenic in copper increases its

Electrical conductivity
Tenacity & hardness
Ductility
Malleability

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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
Softness of silver can be converted into hardness by alloying it with small quantity of

Aluminium
Zinc
Tin
Copper & nickel

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Materials and Construction
Centrifugal pump made of pyrex or glass can't be used to pump

Milk and fruit juices
Alkaline solutions
Dilute H₂SO₄ at room temperature
Brine

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Materials and Construction
Carbon percentage in medium carbon steel is around

0.35 to 0.5
0.8 to 1.4
1 to 1. 5
0.1 to 0.35

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MORE MCQ ON Materials and Construction

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