Mechanical Operations Separation of particles of various sizes, shapes and densities by allowing them to settle in a fluid is called Froth floatation Thickening Clarification Classification Froth floatation Thickening Clarification Classification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy consumption in a crusher decreases with increase in the Size of the product (at constant feed size) Size of feed (at constant reduction ratio) All of these Capacity of the crushing machine Size of the product (at constant feed size) Size of feed (at constant reduction ratio) All of these Capacity of the crushing machine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During washing of filter at the end of constant pressure filtration, the rate of washing equals the rate of filtration At the end of filtration, but decreases with time subsequently At time zero When half the filtrate has been obtained At the end of filtration At the end of filtration, but decreases with time subsequently At time zero When half the filtrate has been obtained At the end of filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tube mill compared to ball mill All of these Produces finer products Uses smaller balls Is long in comparison with its diameter All of these Produces finer products Uses smaller balls Is long in comparison with its diameter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration should be stopped in a filter press, if the Cake becomes very dense Both A & B Liquor stops flowing out to the discharge Filtration pressure rises suddenly Cake becomes very dense Both A & B Liquor stops flowing out to the discharge Filtration pressure rises suddenly ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as filter aid? Diatomaceous earth Asbestos Rice husk Purified wood cellulose Diatomaceous earth Asbestos Rice husk Purified wood cellulose ANSWER DOWNLOAD EXAMIANS APP
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