Q. Concentrated HCl at 30°C can be stored in a vessel made of

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Q. A magnetic material becomes __________ above the Curie temperature.

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Q. Which of the following is not a non-ferrous alloy ?

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Q. Dip stick used for measuring the level of petro fuels (e.g. petrol, diesel, fuel oil etc.) in the storage tank is usually made of

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Q. Which of the following contains maximum percentage of carbon ?

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Q. DDT is shipped in

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Q. Constantan used in thermocouples is an alloy of

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Q. A material is able to retain the deformation permanently by virtue of its

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Q. __________ steel is widely used for the manufacture of motor car crankshafts.

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Q. Galvanising (i.e., zinc coating) of steel sheets is done to

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Q. Dilute sulphuric acid is transported in __________ pipes.

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Q. __________ alloys have the highest specific strength of all the structural materials out of the following.

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Q. 100% H₂SO₄ at 30°C can't be stored in a vessel made/lined with

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Q. Carbon content in plain carbon steel is __________ percent.

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Q. Duralumin is an alloy of

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Q. Which of the following is not a nickel based alloy ?

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Q. Coke oven walls are lined with __________ bricks.

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Q. Iron rust is

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Q. Urea autoclave is made of

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Q. Mild steel is

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