MCQs: Acetaldehyde is produced by hydration of acetylene in a sulphuric acid solution of mercuric sulphate. Hydration tower is made of___________________?
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MCQs: Cold worked steel parts are normally subjected to_________________?
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MCQs: Water gas generator is made of__________________?
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MCQs: To improve the machinability of steel, it is generally subjected to_______________?
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MCQs: Dilute sulphuric acid is transported in _____________ pipes?
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MCQs: Cast iron and steel pipes are produced by ____________ casting?
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MCQs: Urea autoclave is made of_________________?
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MCQs: Aqueous nitric acid is stored in________________?
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MCQs: Brinell Hardness Number (BHN) for talc is approximately in the range of____________________?
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MCQs: Invar contains the highest percentage of___________________?
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MCQs: Percentage of silver in German silver is__________________?
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MCQs: Which of the following is not used as the ceramic material in „cermets‟?
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MCQs: Brine (15% concentration) can be stored in a vessel made of____________________?
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MCQs: Addition of tungsten to steel imparts___________________?
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MCQs: _____________ steel is widely used for the manufacture of motor car crankshafts?
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MCQs: Phenol is not shipped in________________?
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MCQs: Silicon percentage in acid resistant cast iron is about________________?
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MCQs: A steel alloy containing 36% nickel is called _____________________, which has a zero co-efficient of expansion?
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MCQs: Bronze is an alloy of copper and _________________?
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MCQs: Which of the following has the poorest weldability ?
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