EXAMIANS
Carbon percentage is the same in cast iron and
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Hammers and railway rails are normally made of
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High carbon steel contains more than __________ percent carbon.
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Maximum consumption of zinc is in
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Which of the following is the hardest?
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The most commonly used resin for making reinforced plastic is
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Lead pipes are not safe for carrying drinking water because water containing dissolved oxygen attacks lead thereby forming poisonous Pb (OH)2.
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Which of the following is universally employed as the low expansion metal in the bimetallic thermometer, which is an iron-nickel alloy containing 36% nickel and has very low co-efficient of expansion (l/20th of ordinary metals)?
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A steel alloy containing 36% nickel is called __________ , which has a zero co- efficient of expansion.
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Visco-elastic behaviour of materials which is time dependent is common in
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