Mechanical Operations Which of the following oxides is not present in hematite iron ore? Cobalt oxide Calcium oxide Titanium oxide Manganese oxide Cobalt oxide Calcium oxide Titanium oxide Manganese oxide ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Compressibility co-efficient for an absolutely compressible cake is 0 to 1 1 ∞ 0 to 1 1 ∞ 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 Carbonates Sulphates Silicates & phosphates Bi-carbonates Carbonates Sulphates Silicates & phosphates Bi-carbonates ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Moisture can be removed from lubricating oil using Sparkler filter Vacuum leaf filter Clarifier Tubular centrifuge Sparkler filter Vacuum leaf filter Clarifier Tubular centrifuge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration capacity of a rotary drum vacuum filter depends upon the Both A & B Cake thickness Neither A nor B Characteristics of the feed slurry Both A & B Cake thickness Neither A nor B Characteristics of the feed slurry ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If dp is the equivalent diameter of a non-spherical particle, Vp its volume and sp its surface area, then its sphericity is Φs is defined by Φs = 6 Vp/dp sp Φs = Vp/dp sp Φs = dp Sp/Vp Φs = 6 dp Sp/Vp Φs = 6 Vp/dp sp Φs = Vp/dp sp Φs = dp Sp/Vp Φs = 6 dp Sp/Vp ANSWER DOWNLOAD EXAMIANS APP
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