Q. To improve the machinability of steel, it is generally subjected to

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Q. Glass lined vessels are not used for handling

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Q. Hardening of steel is not possible unless it is heated __________ critical point.

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Q. Hydrochloric acid absorber in made of

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Q. Pick out the wrong statement.

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

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Q. Presence of silicon in steel

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Q. Cold work tool steel should have

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Q. Hydrochloric acid is stored in a__vessel.

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Q. Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its

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Q. Pick out the wrong statement.

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Q. Ferric stainless steels compared to austenitic stainless steels

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Q. Liners of a ball mill are never made of

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Q. Neutraliser tank used for reacting nitric acid with ammonia for the production of ammonium nitrate is made of

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Q. Gas holder of a gobar (cowdung) gas plant is made of

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Q. A material capable of undergoing large permanent deformation, when subjected to tension is termed as

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Q. Bell metal is an alloy of

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Q. Lead pipe is

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Q. Inconel is an alloy of

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Q. A measure of toughness of a material is its

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