EXAMIANS
Ball bearings are generally made of
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Tempering of steel is done to make it
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Presence of nickel in steel improves its
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Chromel (Nichrome) is an alloy of
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Reactor used in the production of polyvinyl chloride (PVC) is made of
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The main purpose of galvanising iron sheets is to
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The 'bomb' in the bomb calorimeter is made of
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Which metal is protected by the layer of its own oxide?
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Monel metal is an alloy of
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__________ iron is produced, when molten pig iron is chilled suddenly.
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