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Materials and Construction

Materials and Construction
Carbon content in plain carbon steel is __________ percent.

0.65 to 0.80
0.85 to 1.2
0.1 to 0.15
0.35 to 0.45

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Materials and Construction
Thermometer bulb & capillary in case of mercury filled pressure spring expansion thermometer is normally made of __________ as mercury does not amalgamate with it.

Stainless steel
Copper
Monel
Copper alloys

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Materials and Construction
German silver in an alloy of

Copper, aluminium and silver
Copper, nickel and zinc
Silver, zinc and aluminium
Silver, nickel and zinc

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

Cubic
None of these
Hexagonal
Orthorhombic

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Materials and Construction
Visco-elastic behaviour of materials which is time dependent is common in

Crystalline solid
Plastics
Non-crystalline solids
Non-crystalline organic polymer

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Materials and Construction
Addition of 2% nickel in steel makes it suitable for making

Boiler plates, rivets etc
Connecting rod
Electronic valves
Turbine blades

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