Mechanical Operations Energy consumption in a crusher decreases with increase in the 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 Size of the product (at constant feed size) Size of feed (at constant reduction ratio) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Agglomeration of individual particles into clusters (flocs) is called flocculation. To prevent flocculation, the most commonly used dispersing agents are Sulphates Carbonates Bi-carbonates Silicates & phosphates Sulphates Carbonates Bi-carbonates Silicates & phosphates ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The equivalent diameter of channel of a constant non-circular cross-section of 3 cm by 6 cm will be __________ cms. 20 2 12 8 20 2 12 8 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity of a cubical particle, when its equivalent diameter is taken as the height of the cube, is √2 √3 0.5 1 √2 √3 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The work index in Bond's law for crushing of solids has the following dimensions KW/ton KWh/ton No units (dimensionless) KWh.m1/2/ton KW/ton KWh/ton No units (dimensionless) KWh.m1/2/ton ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not categorised as a "mechanical operation"? Humidification Agitation Size enlargement Filtration Humidification Agitation Size enlargement Filtration ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS