Mechanical Operations The process by which fine solids is removed from liquids is termed as Flocculation Sedimentation Classification Decantation Flocculation Sedimentation Classification Decantation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations As particle size is reduced Screening becomes progressively easier Screening becomes progressively more difficult None of these Capacity and effectiveness of the screen is increased Screening becomes progressively easier Screening becomes progressively more difficult None of these Capacity and effectiveness of the screen is increased ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of particles of various sizes, shapes and densities by allowing them to settle in a fluid is called Thickening Froth floatation Clarification Classification Thickening Froth floatation Clarification Classification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following minerals is not subjected to magnetic separation method? Galena Siderite Chromite Rutile Galena Siderite Chromite Rutile ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tabular bowl centrifuges as compared to disk bowl centrifuges Employ bowl of larger diameter Can not be operated under pressure/vacuum Can't be used for separation of fine suspended solids from a liquid Operate at higher speed Employ bowl of larger diameter Can not be operated under pressure/vacuum Can't be used for separation of fine suspended solids from a liquid Operate at higher speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as a surface active agent in a flocculation operation? Lime Alumina Quartz Sodium silicate Lime Alumina Quartz Sodium silicate ANSWER DOWNLOAD EXAMIANS APP