Mechanical Operations A screen is said to be blinded, when the Screen is plugged with solid particles Screen capacity is abruptly increased Oversizes are present in undersize fraction Undersizes are retained in oversize fraction Screen is plugged with solid particles Screen capacity is abruptly increased Oversizes are present in undersize fraction Undersizes are retained in oversize fraction ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most efficient equipment for the removal of sub-micronic dust particles from blast furnace gas is the Venturi atomiser Gravity settling chamber Electro-static precipitator Cyclone separator Venturi atomiser Gravity settling chamber Electro-static precipitator Cyclone separator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A compressible cake has the Maximum porosity at the filter medium None of these Same porosity throughout the cake thickness Maximum porosity at the upstream side Maximum porosity at the filter medium None of these Same porosity throughout the cake thickness Maximum porosity at the upstream side ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Kick's law assumes that the energy required for size reduction is proportional to the logarithm of the ratio between the initial and the final diameters. The unit of Kick's constant is KWh/kg KW. sec/kg KWh/sec. kg Kg/sec KWh/kg KW. sec/kg KWh/sec. kg Kg/sec ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a grinding operation, the limiting particle size is the size of the __________ particle in the sample. Neither A nor B Largest Smallest Either A or B Neither A nor B Largest Smallest Either A or B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For laminar flow of filtrate through the cake deposited on septum, which of the following will be valid? Blake-Plummer equation Leva Kozney-Karman equation None of these Blake-Plummer equation Leva Kozney-Karman equation None of these ANSWER DOWNLOAD EXAMIANS APP
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