Chemical Engineering Basics Oxygen cylinders used for autogenous (cutting/welding) purposes are Heat treated before use Welded steel cylinders Made by sand casting Seamless & made of steel Heat treated before use Welded steel cylinders Made by sand casting Seamless & made of steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Rain drops falling through atmospheric air attain limited terminal velocity, because of Viscous force exerted by air 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics At the point of boundary layer separation in fluid flow, the Velocity gradient is flat Shear stress is maximum Shear stress is zero Density variation is maximum Velocity gradient is flat Shear stress is maximum Shear stress is zero Density variation is maximum ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The velocity of sound in air is independent of changes in its None of these Pressure Humidity Temperature None of these Pressure Humidity Temperature 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 Martensite Troostite Sorbite Bainite Martensite Troostite Sorbite Bainite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Out of the following, which will fracture most readity, when hit with a hard hammer ? Bronze German silver Brass Cast iron Bronze German silver Brass Cast iron ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS