Chemical Engineering Basics Oxygen cylinders used for autogenous (cutting/welding) purposes are Heat treated before use Made by sand casting Welded steel cylinders Seamless & made of steel Heat treated before use Made by sand casting Welded steel cylinders Seamless & made of steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Super conduction in metals is observed at a temperature of __________ °K. >100 About 273 About 373 >100 About 273 About 373 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In age-hardenable alloys, maximum ductility is obtained After overageing In as cast state After optimum ageing Immediately after solution treatment and subsequent quenching After overageing In as cast state After optimum ageing Immediately after solution treatment and subsequent quenching ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics If a heat transfer surface is pock-marked with a number of cavities, then as compared to a smooth surface the heat transfer by __________ will not increase. Conduction Convection Nucleate boiling Radiation Conduction Convection Nucleate boiling Radiation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Carnot cycle is also termed as the constant __________ cycle in thermodynamics. Pressure Entropy Volume Heat Pressure Entropy Volume Heat ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Deformation band is absent in materials having __________ lattice crystal structure. Hcp Fcc None of these Bcc Hcp Fcc None of these Bcc ANSWER DOWNLOAD EXAMIANS APP