EXAMIANS
A cylinderical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson's ratio of the rod is
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Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are
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Filler material used in welding having the lowest melting point out of the following is
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Chlorine acts as a bleaching agent only in the presence of
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Pipelines carrying various utilities in chemical industries are identified by their colour codes. The color of pipeline carrying steam is
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Free oxygen is removed from boiler feed water, because it
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A polymer is termed as an 'elastomer', if its percentage elongation is more than 100%. An elastomer is termed as 'rubber' if its percentage elongation is more than __________ percent.
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A 2 kg object weighs 1.8 kgf on a spring balance. The value of 'g' at that location in m/seC₂ is
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For hardening high alloy steel, it is to be heated slowly and uniformly to avoid
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If the head is doubled in & centrifugal pump, the power required will increase in the ratio of
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