Q101
Open questionPresence of small quantity of sulphur in low carbon steel improves its
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Q102
Open questionA suitable lubricant used for watches is
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Q103
Open questionThe approximate height of a blast furnace having a useful volume of 2000 m3 is about __________ metres
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Q104
Open questionMaterials used for making permanent magnets containing iron and nickel are made by __________ technique.
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Q105
Open questionTempering of a material does not improve its
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Q106
Open questionIn age-hardenable alloys, maximum ductility is obtained
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Q107
Open questionWhich of the following materials has the maximum shrinkage allowance ?
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Q108
Open questionPowder metallurgy is used to produce
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Q109
Open questionA 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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Q110
Open questionShaft/rotor speed is most accurately measured by a
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Q111
Open questionConsideration of the creep is the most important in case of the
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Q112
Open questionCreep consideration is the most important in case of the
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Q113
Open questionOn decreasing the grain size of a polycrys-talline material, the property most likely to deteriorate is
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Q114
Open questionWhich of the following metals is the most prone to work hardening?
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Q115
Open question__________ is not a case hardening process.
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Q116
Open question__________ is not a heat treatment process.
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Q117
Open questionNitrogen is not an essential component of
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Q118
Open questionWhat is the value of included angle of a triangular notch for maximum discharge ?
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Q119
Open questionPick the odd man out of the following.
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Q120
Open questionWohler test is a destructive test to find out the __________ strength of a prepared metal specimen.
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