Mechanical Operations Sphericity is the ratio of the surface area of a spherical particle having the same volume as the particle to the surface area of the particle. Which of the following has the maximum value of sphericity? Raschig rings Cylinder (L/D = 1) Cube Sphere Raschig rings Cylinder (L/D = 1) Cube Sphere ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Grindability of a material does not depend upon its Toughness Hardness Elasticity Size Toughness Hardness Elasticity Size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The unit of specific cake resistance is Gm/cm² Gm/gm Cm/gm Cm/gm² Gm/cm² Gm/gm Cm/gm Cm/gm² ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ centrifuge is normally used in sugar mills. Perforated horizontal basket continuous Disc-bowl Tubular bowl Suspended batch basket Perforated horizontal basket continuous Disc-bowl Tubular bowl Suspended batch basket ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Minimum at the upstream face Same throughout the thickness of cake Minimum at the filter medium Maximum at the filter medium Minimum at the upstream face Same throughout the thickness of cake Minimum at the filter medium Maximum at the filter medium ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of moulding powders, waxes, resins & gums are done in a __________ mill. Cage Hammer Both A & B Neither A nor B Cage Hammer Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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