Materials and Construction Which of the following is not an alloy of nickel and chromium? Nimonic alloys Duralumin Inconel Hastealloy Nimonic alloys Duralumin Inconel Hastealloy ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The range of Mho's scale of hardness is from 1 to 10 0 to 10 1 to 15 1 to 8 1 to 10 0 to 10 1 to 15 1 to 8 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron has Very high tensile strenth Elastic limit close to ultimate breaking strength High malleability High ductility Very high tensile strenth Elastic limit close to ultimate breaking strength High malleability High ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 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)? Constantan Alumel Chromel Invar Constantan Alumel Chromel Invar ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of nitrogen in steel Increases its hardness Makes it brittle Increases its strength Is desirable Increases its hardness Makes it brittle Increases its strength Is desirable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 'Semi steel' is Stronger than cast iron Neither A nor B Both A & B Produced by adding 10-20% steel to the cupola charge Stronger than cast iron Neither A nor B Both A & B Produced by adding 10-20% steel to the cupola charge ANSWER DOWNLOAD EXAMIANS APP
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