Chemical Engineering Basics Which of the following are made out of the carbon steel having carbon content of 0.9 to 1% ? Small punches, broaches reamers and springs Mandrels, twist drills, small lathe tools and razors Cutlery, screws, rivets and files Forgings like can shaft, structural steel plate, threading dies and drawing dies Small punches, broaches reamers and springs Mandrels, twist drills, small lathe tools and razors Cutlery, screws, rivets and files Forgings like can shaft, structural steel plate, threading dies and drawing dies 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. Nucleate boiling Radiation Convection Conduction Nucleate boiling Radiation Convection Conduction ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Eutectic reaction for iron-carbon system occurs at a temperature of __________ °C. 723 1147 1493 959 723 1147 1493 959 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Circulation of liquid metal (i.e. molten sodium) in a liquid metal cooled nuclear reactor is done by a/an __________ pump. Electromagnetic Diaphragm Reciprocating Axial flow Electromagnetic Diaphragm Reciprocating Axial flow ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be Same Either more or less; depends on the climatic conditions Less More Same Either more or less; depends on the climatic conditions Less More ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In radiative heat transfer, a grey surface is the one, which has Zero reflectivity Grey appearance to the eye 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 ANSWER DOWNLOAD EXAMIANS APP
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