Chemical Engineering Basics Pipelines carrying various utilities in chemical industries are identified by their colour codes. The color of pipeline carrying steam is Green Silver grey Yellow Black Green Silver grey Yellow Black ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Tempering of a material does not improve its Machinability Toughness Internal stress level Softness Machinability Toughness Internal stress level Softness ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following phenomenon/ phenomena is/are diffusion controlled ? Cross-slip Recrystallisation Dislocation climb Twinning Cross-slip Recrystallisation Dislocation climb Twinning ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The process of removal of scale formed during hot rolling of steel is termed as Skimming Pickling Descaling Shot blasting Skimming Pickling Descaling Shot blasting ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics What is the effect on the performance of the economiser in the thermal power plant boiler, if the feed water temperature is very low due to preheaters being out for repairs or starving of steam supply ? It results in corrosion due to the condensation on the flue gas side of the economiser tubes due to handling of low temperature water Economiser tube life increases due to handling of low temperature water Heat transfer efficiency of economiser increases due to picking up high heat from the flue gases Scale formation rate on economiser tubes increases It results in corrosion due to the condensation on the flue gas side of the economiser tubes due to handling of low temperature water Economiser tube life increases due to handling of low temperature water Heat transfer efficiency of economiser increases due to picking up high heat from the flue gases Scale formation rate on economiser tubes increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Carbon is present in the form of __________ in grey cast iron. Cementite Flakes Nodular aggregates of graphite Spheroids Cementite Flakes Nodular aggregates of graphite Spheroids ANSWER DOWNLOAD EXAMIANS APP
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