Chemical Engineering Basics The best criterion for analysing an economic investment is the Salvage value Present value method Future value method Rate of return criterion Salvage value Present value method Future value method Rate of return criterion ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Materials used for making permanent magnets containing iron and nickel are made by __________ technique. Casting Powder metallurgy Forging None of these Casting Powder metallurgy Forging None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Frost formation on the evaporator tubes in the domestic refrigerators Is immaterial Can be prevented by proper design Decreased compressor power Causes heat loss due to poor heat transfer Is immaterial Can be prevented by proper design Decreased compressor power Causes heat loss due to poor heat transfer ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A cylinderical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson's ratio of the rod is 0.25 0.33 0.44 0.25 0.33 0.44 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Air/fuel ratio by weight for combustion of methane with theoretical quantity of air will be about 0.37569444444444 0.70902777777778 0.95902777777778 1.2090277777778 0.37569444444444 0.70902777777778 0.95902777777778 1.2090277777778 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Friction factor for fluid flow in pipe does not depend upon the Pipe length Fluid density & viscosity Pipe roughness Mass flow rate of fluid Pipe length Fluid density & viscosity Pipe roughness Mass flow rate of fluid ANSWER DOWNLOAD EXAMIANS APP
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