Chemical Engineering Basics Volume of blast furnace slag is about __________ times the volume of hot metal (pig iron) of the same weight 5 3 1.5 7 5 3 1.5 7 ANSWER DOWNLOAD EXAMIANS APP
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 Bainite Martensite Sorbite Troostite Bainite Martensite Sorbite Troostite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Free oxygen is removed from boiler feed water, because it None of these Causes explosion Is corrosive Reduces heat transfer co-efficient None of these Causes explosion Is corrosive Reduces heat transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ of hard alloy and tool steel is done to make it easily machinable. Normalising Tempering Case carburising Annealing Normalising Tempering Case carburising Annealing 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. Convection Conduction Radiation Nucleate boiling Convection Conduction Radiation Nucleate boiling ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ is the process used for setting up compressive stresses in the surface of a metal to improve its fatigue strength. Shot peening Lancing Slugging Spinning Shot peening Lancing Slugging Spinning ANSWER DOWNLOAD EXAMIANS APP