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Materials and Construction

Materials and Construction
Fermenter used in the production of pen-cillin by deep fermentation proces is a __________ lined steel vessel

Glass
Rubber
Nickel
Monel

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Materials and Construction
The metals occuring at the lower most position in the electromotive series

Are very brittle
Resist corrosion very strongly
Are heat insulators
Do not resist corrosion

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Materials and Construction
The process of heating the cold pressed metallic powder is called __________ in powder metallurgy.

Agglomeration
Sintering
Precipitation
Fusion

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Materials and Construction
Caustic soda is produced in a mercury cell having anode and cathode made respectively of moving mercury and

Moving mercury and carbon
Moving mercury and crimped steel wire
Graphite and moving mercury
Moving mercury and graphite

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Materials and Construction
Tubes of multiple effect evaporator used for concentration of sugar cane juice are made of

Brass
Stainless steel
Copper
Nickel

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Materials and Construction
Gas holder of a gobar (cowdung) gas plant is made of

Molybdenum stainless steel
Tin
Aluminium
Mild steel

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