Q. H₂SO₄ (< 50% concentration) is corrosive to

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Q. In the Kraft process of sulphate paper pulp manufacture, the black liquor and the white liquor storage tank is made of

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Q. A bearing metal should not have

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Q. Ceramic materials

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Q. Light weight metallic alloy used in aircraft industry is

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Q. Which of the following is an alloy of nickel and copper ?

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Q. Gunmetal and bronze are not corroded by the action of

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Q. Atmospheric corrosion of metals result from their

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Q. Materials having __________ lattice structure are usually most ductile.

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Q. Invar contains the highest percentage of

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Q. Metalloid is

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Q. The ability of a material to absorb energy in the elastic range is a measure of its

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Q. Which of the following is not used as the ceramic material in 'cermets' ?

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Q. Glass lined vessels are not used for handling/storing

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Q. For handling sulphuric acid of 95% strength, the suitable material of construction for pipes is

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Q. Cast iron has

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Q. Which of the following is not an alloy of tin?

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Q. Babbit metal (used for making bearings) comprises of

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Q. Hydrochloric acid is stored in a __________ steel vessel.

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Q. Chrome vanadium steels usually contain 0.8 to 1.1% Cr, 0.25 to 0.35% C and < 0.25% V. It is

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