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 Sorbite Bainite Martensite Troostite Sorbite Bainite Martensite 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 Relative motion between the billet surface and the container wall is always present Speed of the extruded material is same as that of ram speed Redundant work is a function of the die angle Hollow ram is used for indirect extrusion Relative motion between the billet surface and the container wall is always present Speed of the extruded material is same as that of ram speed Redundant work is a function of the die angle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Copper is not present as an alloying constituent in Nichrome Delta metal Constantan Silicon bronze Nichrome Delta metal Constantan Silicon bronze ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses. Forging Hot rolling Cold rolling Casting Forging Hot rolling Cold rolling Casting ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Surface tension is due to the __________ forces. Viscous Difference between adhesive & cohesive Cohesive Adhesive Viscous Difference between adhesive & cohesive Cohesive Adhesive 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
EXAMIANS