Q. The heat treatment process to which castings and the steel balls produced by cold heading are subjected is

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Q. Carbon percentage is the same in cast iron and

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Q. Pick out the wrong statement.

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Q. In order to be called steel, an alloy should have iron percentage greater than

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Q. Nickel is a constituent of

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Q. For platinum thermocouples, lead wires are made of

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Q. High resistance electrical heating elements/wire are not made of

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Q. Cast irons are generally specified by their

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Q. Which one is remelted and poured into moulds to get cast iron ?

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Q. Wood metal is not used for making

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Q. An ideal material of construction for the storage of 50% caustic soda solution would be

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Q. Which of the following is the hardest ?

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Q. Which of the following alloy steels is the most suitable for making gun barrels and projectiles ?

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Q. The process of heating the cold pressed metallic powder is called __________ in powder metallurgy.

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Q. Sulphuric acid pickling tanks are lined with

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Q. The fermentor used in the production of pencillin (by deep fermentation process) is made of

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Q. Nickel (76%) and chromium (15%) alloys are termed as

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Q. Low carbon steels are those in which carbon percentage is around

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Q. White metal is an alloy of

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Q. The carbonating tower used in Solvay process of soda ash manufacture is made of

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