Chemical Engineering Basics Which of the following is not a characteristic observed in material failure by fatigue fracture ? Initation of crack occurs on the surface of the machine part Plastic deformation of material does not occur Initiation of crack from below the surface does not occur Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface Initation of crack occurs on the surface of the machine part Plastic deformation of material does not occur Initiation of crack from below the surface does not occur Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ is not a heat treatment process. Cyaniding Martempering Pakerising Austempering Cyaniding Martempering Pakerising Austempering ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A polymer is termed as an 'elastomer', if its percentage elongation is more than 100%. An elastomer is termed as 'rubber' if its percentage elongation is more than __________ percent. 150 200 300 400 150 200 300 400 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Nusselt number is related to the Reynolds number (Re) in turbulent & laminar flow respectively as Re0.8, Re0.5 Re0.8, Re-0.5 Re0.5, Re0.8 Re-0.8, Re0.5 Re0.8, Re0.5 Re0.8, Re-0.5 Re0.5, Re0.8 Re-0.8, Re0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Blast furnace slag is mainly molten Iron pyrite Calcium silicate Sand Magnesium silicate Iron pyrite Calcium silicate Sand Magnesium silicate ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics During sensible cooling of air, its wet bulb temperature 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 Increases & the dew point decreases ANSWER DOWNLOAD EXAMIANS APP
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