Chemical Engineering Basics Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are Molybdenun, tungsten & chromium Cobalt, zirconium & molybdenum Cobalt, chromium & nickel Cobalt, chromium & tungsten Molybdenun, tungsten & chromium Cobalt, zirconium & molybdenum Cobalt, chromium & nickel Cobalt, chromium & tungsten ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently. Collar Bell and Spigot Flanged Expansion Collar Bell and Spigot Flanged Expansion ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Super conduction in metals is observed at a temperature of __________ °K. About 373 About 273 >100 About 373 About 273 >100 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The best criterion for analysing an economic investment is the Present value method Future value method Rate of return criterion Salvage value Present value method Future value method Rate of return criterion Salvage value ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Buoyancy force depends on the __________ the liquid. Displaced mass of Depth of immersion in Viscosity of Surface tension of Displaced mass of Depth of immersion in Viscosity of Surface tension of ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Out of the following, the lowest packing of atoms exists in __________ crystal lattice structure. Face centred cubic (fcc) Hexagonal close, packed (hcp) Body centred cubic (bcc) Simple cubic Face centred cubic (fcc) Hexagonal close, packed (hcp) Body centred cubic (bcc) Simple cubic ANSWER DOWNLOAD EXAMIANS APP