Q1141
Open question__________ glass is used in the mercury in glass thermometer meant for measuring a temperature of 500°C.
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Q1142
Open questionWhich of the following is not a suitable solid lubricant?
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Q1143
Open questionDiamond does not conduct electricity, because
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Q1144
Open questionWhich one can be directly solidified from gaseous state wihtout entering into liquid state?
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Q1145
Open questionFailure of a material is attributed to __________ if it fails below its yield point.
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Q1146
Open questionIncreasing sulphur content in pig iron tends to make it
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Q1147
Open questionSpringback in sheet metal bending depends on the
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Q1148
Open questionNumber of electrons in the outermost orbit of a semi-conductor is
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Q1149
Open questionPick out the wrong statement about powder metallurgy technique.
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Q1150
Open questionWhich of the following is not used as a bearing material?
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Q1151
Open questionWhich of the following metals can not be hot worked at room temperature?
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Q1152
Open questionImprovement in mechanical properties of metals in its hot working is due to the grains
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Q1153
Open questionHigh __________ of cast iron makes it suitable for use in machine beds.
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Q1154
Open question__________ test determines the yield strength, Young's modulus of elasticity, percentage reduction in area & percentage elongation of a material.
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Q1155
Open questionDuralumin is an alloy of aluminium and copper. Percentage of copper in duralumin is
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Q1156
Open questionStainless steel is welded using
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Q1157
Open questionPick out the wrong statement about the machinability of metals. Machinability of a metal
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Q1158
Open questionSteel rods are normally used for concrete reinforcement because concrete and steel have almost equal
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Q1159
Open questionTemper brittleness of a material can be fairly detected by the __________ test.
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Q1160
Open questionHardening of steel is not possible, unless it is heated __________ critical point.
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