Chemical Engineering Basics Austempering of steel requires.it to be heated to 875°C followed by sudden cooling to 250-525°C, thereby changing austenite to Troostite Bainite Sorbite Martensite Troostite Bainite Sorbite Martensite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Two wires of the same radius & material having length in the ratio of 1 : 2 are stretched by the same force. The strain produced in the two wires will be in the ratio of 0.044444444444444 0.042361111111111 0.043055555555556 0.084027777777778 0.044444444444444 0.042361111111111 0.043055555555556 0.084027777777778 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In extrusion of metals, which of the following statement is true ? Hollow ram is used for indirect extrusion Speed of the extruded material is same as that of ram speed Relative motion between the billet surface and the container wall is always present Redundant work is a function of the die angle Hollow ram is used for indirect extrusion Speed of the extruded material is same as that of ram speed Relative motion between the billet surface and the container wall is always present Redundant work is a function of the die angle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Super conduction in metals is observed at a temperature of __________ °K. About 373 >100 About 273 About 373 >100 About 273 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The size of the tetrahedral void in the closest packing of atoms is __________ that of the octahedral void. Either A, B or C; depends on the size of atom Less than Greater than Equal to Either A, B or C; depends on the size of atom Less than Greater than Equal to ANSWER DOWNLOAD EXAMIANS APP
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
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