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) Capacity of the crushing machine All of these Size of the product (at constant feed size) Size of feed (at constant reduction ratio) Capacity of the crushing machine All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The main differentiation factor between tube mill and ball mill is the Size of the grinding media Final product size Operating speed Length to diameter ratio Size of the grinding media Final product size Operating speed Length to diameter ratio ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Minimum at the filter medium Same throughout the thickness of cake Minimum at the upstream face Maximum at the filter medium Minimum at the filter medium Same throughout the thickness of cake Minimum at the upstream face Maximum at the filter medium ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In bag filters, filter fabrics are never made of Polyester fibres Metallic wire woven mesh Cotton fibres Nylon fibres Polyester fibres Metallic wire woven mesh Cotton fibres Nylon fibres ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The resistance offered by the filter used in a bag filter is proportional to (where, c = dust concentration, and s = particle size ) S/c 1/s . c C/s S . c S/c 1/s . c C/s S . c ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which is the most suitable conveyor for transportation of sticky material? Belt conveyor Screw conveyor Pneumatic conveyor Apron conveyor Belt conveyor Screw conveyor Pneumatic conveyor Apron conveyor ANSWER DOWNLOAD EXAMIANS APP
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