Q. Which of the following is produced by addition polymerisation ?

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Q. With increase in the carbon percentage in the steel, its

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Q. Most of the common metals have __________ crystal structure.

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Q. Cast iron is a __________ material.

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Q. Hydrocyanic acid is not shipped in

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Q. Spark plugs are made of

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Q. The high expansion metal normally used in the bimetallic thermometer is __________ temperature measurement.

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Q. __________ iron is produced, when molten pig iron is allowed to cool gradually.

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Q. Cast iron vessels are not suitable for the storage of

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Q. Condenser tubes are not made of

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Q. Tin in its pure form is used for making

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Q. Addition of __________ in steel is helpful in increasing the depth of hardness.

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Q. __________ is used for determining the tensile strength of steels.

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Q. Mild steel storage vessels are suitable for the storage of

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Q. Mild steel is a/an __________ steel.

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Q. Hardened steel is softened by

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Q. Which of the following is not shipped in mild steel containers ?

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Q. Carbon tetrachloride can be stored in a storage vessel made of

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Q. The process of coating steel sheets by zinc to improve its corrosion resistance is called

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Q. __________ does not contain copper as an alloying element.

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