Mechanical Operations Weber number is significant and is concerned with the Suspension of solid in liquid Solid-liquid mixing Dispersion of liquid in liquid Liquid-liquid mixing Suspension of solid in liquid Solid-liquid mixing Dispersion of liquid in liquid Liquid-liquid mixing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The critical speed of a trommel (N) is related to its dia (D) as N ∝ D N ∝ 1/√D N ∝ 1/D N ∝ √D N ∝ D N ∝ 1/√D N ∝ 1/D N ∝ √D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following comes in the category of primary crusher for hard and tough stone? Gyratory crusher Cone crusher Jaw crusher None of these Gyratory crusher Cone crusher Jaw crusher None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The main size reduction operation in ultrafine grinders is Compression Cutting Impact Attrition Compression Cutting Impact Attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In continuous filtration (at a constant pressure drop), filtrate flow rate varies inversely as the Square of the viscosity Washing time only Square root of the velocity Filtration time only Square of the viscosity Washing time only Square root of the velocity Filtration time only ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A tube mill as compared to a ball mill Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Gives finer size reduction but consumes more power All of these Employs smaller balls Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Gives finer size reduction but consumes more power All of these Employs smaller balls ANSWER DOWNLOAD EXAMIANS APP
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