Chemical Engineering Basics Cold chiesel & hammers are made of High speed steel Forged steel Mild steel High carbon steel High speed steel Forged steel Mild steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics During sensible cooling of air, its wet bulb temperature Increases & the dew point decreases Decreases but dew point remains constant Decreases & the dew point increases Increases but dew point remains constant Increases & the dew point decreases Decreases but dew point remains constant Decreases & the dew point increases Increases but dew point remains constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Materials having resistivity ranging from 1 to 100 ohm. cm is termed as Insulator Semi-conductor None of these Conductor Insulator Semi-conductor None of these Conductor ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at __________ percent relative humidity. 50 100 None of these 50 100 None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Maraging steels derive their strength from the following mechanism: 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 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Sub zero treatment of steel is done to Enhance its working performance in sub zero atmosphere Suppress martensite transformation Reduce the retained austenite in hardened steel Induce temper brittleness after its hardening Enhance its working performance in sub zero atmosphere Suppress martensite transformation Reduce the retained austenite in hardened steel Induce temper brittleness after its hardening ANSWER DOWNLOAD EXAMIANS APP