Q. Pick out the wrong statement

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Q. Duriron is

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Q. Pick out the correct statement.

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Q. Cast iron detachable joint is used in __________ pipes.

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Q. Gun metal is an alloy of

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Q. Carbon content in steel is __________ percent.

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Q. Which of the following has a very high carbide forming tendency in steels ?

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Q. The most distinguished property of malleable cast iron is its high

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Q. Polythene (low or high density) containers are not corroded by

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Q. Bronze is an alloy of copper and

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Q. Which of the following exercises most powerful influence on the mechanical properties of steel ?

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Q. Percentage of silver in German silver is

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Q. Balls in a ball mill are usually made of

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Q. Water gas generator is made of

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Q. The digester of a Gobar gas plant is a

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Q. The ability of a material to offer resistance to scratching or indentation is a measure of its

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Q. Brine (15% concentration) can be stored in a vessel made of

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Q. Acid proof stoneware

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Q. Diamagnetic materials are magnetised

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Q. High degree of toughness is a must for

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