Chemical Engineering Basics Cold cracking in the heat affected zone of a high strength steel weld can take place because of the Sufficient hydrogen present in the welding arc Retained austenite Relatively high sulphur content in the base metal Martensite formation Sufficient hydrogen present in the welding arc Retained austenite Relatively high sulphur content in the base metal Martensite formation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Rain drops falling through atmospheric air attain limited terminal velocity, because of Upward thrust due to air Force of gravity Surface tension effects of water Viscous force exerted by air Upward thrust due to air Force of gravity Surface tension effects of water Viscous force exerted by air 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. None of these 100 50 None of these 100 50 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A 2 kg object weighs 1.8 kgf on a spring balance. The value of 'g' at that location in m/seC₂ is 10.88 8.82 9.81 0.95 10.88 8.82 9.81 0.95 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 __________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently. Bell and Spigot Expansion Flanged Collar Bell and Spigot Expansion Flanged Collar ANSWER DOWNLOAD EXAMIANS APP