Chemical Engineering Basics Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are Molybdenun, tungsten & chromium Cobalt, chromium & nickel Cobalt, chromium & tungsten Cobalt, zirconium & molybdenum Molybdenun, tungsten & chromium Cobalt, chromium & nickel Cobalt, chromium & tungsten Cobalt, zirconium & molybdenum ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics If the head is doubled in & centrifugal pump, the power required will increase in the ratio of 23 23/2 25/2 21/3 23 23/2 25/2 21/3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Brinell Hardness Number (BHN) for talc is approximately in the range of 100-150 20-30 1-5 200-250 100-150 20-30 1-5 200-250 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics 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. 400 300 200 150 400 300 200 150 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The approximate height of a blast furnace having a useful volume of 2000 m³ is about __________ metres 35 25 55 75 35 25 55 75 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Powder metallurgy process does not make metal powder by Atomisation Electrolytic deposition Grinding/milling Hammering Atomisation Electrolytic deposition Grinding/milling Hammering ANSWER DOWNLOAD EXAMIANS APP
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