Chemical Engineering Basics In radiative heat transfer, a grey surface is the one, which has Equal brightness in all directions Emissivity independent of wavelength Zero reflectivity Grey appearance to the eye Equal brightness in all directions Emissivity independent of wavelength Zero reflectivity Grey appearance to the eye ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Maraging steels derive their strength from the following mechanism: Fine dispersions of Fe₃ C nucleated on dislocations in austenite A fine, highly dislocated and strong martensite Fine dispersions of alloy carbides in a ferrite matrix Fine dispersions of intermetallics of Fe, Ni, Ti etc Fine dispersions of Fe₃ C nucleated on dislocations in austenite A fine, highly dislocated and strong martensite Fine dispersions of alloy carbides in a ferrite matrix Fine dispersions of intermetallics of Fe, Ni, Ti etc ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following materials has the maximum shrinkage allowance ? Cast iron Lead Brass Aluminium alloy Cast iron Lead Brass Aluminium alloy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Fatigue resistance of a material is measured by the Elastic limit Endurance limit Young's modulus Ultimate tensile strength Elastic limit Endurance limit Young's modulus Ultimate tensile strength ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Air/fuel ratio by weight for combustion of methane with theoretical quantity of air will be about 0.95902777777778 0.70902777777778 0.37569444444444 1.2090277777778 0.95902777777778 0.70902777777778 0.37569444444444 1.2090277777778 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Salvage value is the most flexible criteria for analysing a financial investment. 'Salvaging' means Mortgaging the obsolete machine/property Writing off the obsolete machine/ property Disposing off machine/property, which is no longer useful in the present scenerio Disposing off a machine/property on as is where is basis Mortgaging the obsolete machine/property Writing off the obsolete machine/ property Disposing off machine/property, which is no longer useful in the present scenerio Disposing off a machine/property on as is where is basis ANSWER DOWNLOAD EXAMIANS APP