Mechanical Operations During washing of filter at the end of constant pressure filtration, the rate of washing equals the rate of filtration When half the filtrate has been obtained At time zero At the end of filtration, but decreases with time subsequently At the end of filtration When half the filtrate has been obtained At time zero At the end of filtration, but decreases with time subsequently At the end of filtration 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 Silicates & phosphates Sulphates Carbonates Bi-carbonates Silicates & phosphates Sulphates Carbonates Bi-carbonates ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable filter for separation of abrasive solids suspended in a corrosive liquid? Plate and frame filter press Batch basket centrifuge Sand bed filter Vacuum filter Plate and frame filter press Batch basket centrifuge Sand bed filter Vacuum filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Minimum at the upstream face Maximum at the filter medium Same throughout the thickness of cake Minimum at the filter medium Minimum at the upstream face Maximum at the filter medium Same throughout the thickness of cake Minimum at the filter medium ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Reduction ratio of crushers is the Determining factor for minimum dia of the feed and the product None of these Ratio of feed opening to discharge opening Ratio of discharge opening to feed opening Determining factor for minimum dia of the feed and the product None of these Ratio of feed opening to discharge opening Ratio of discharge opening to feed opening ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Moisture can be removed from lubricating oil using Vacuum leaf filter Sparkler filter Tubular centrifuge Clarifier Vacuum leaf filter Sparkler filter Tubular centrifuge Clarifier ANSWER DOWNLOAD EXAMIANS APP
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