Mechanical Operations Cumulative analysis for determining surface is more precise than differential analysis, because of the None of these Assumption that all particles in a single fraction are equal in size Fact that screening is more effective Assumption that all particles in a single fraction are equal in size, is not needed None of these Assumption that all particles in a single fraction are equal in size Fact that screening is more effective Assumption that all particles in a single fraction are equal in size, is not needed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For crushing of solids, the Rittinger's law states that the work required for crushing is proportional to The new surface created None of these The change in volume due to crushing The size reduction ratio The new surface created None of these The change in volume due to crushing The size reduction ratio ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a roll crusher, both the rolls Have the same diameter Run either at the same or different speeds Are rotated towards each other All of these Have the same diameter Run either at the same or different speeds Are rotated towards each other All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The unit of filter medium resistance is Gm⁻¹ Gm/cm⁻¹ Cm⁻¹ Cm/gm⁻¹ Gm⁻¹ Gm/cm⁻¹ Cm⁻¹ Cm/gm⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cake resistance is Decreased with the time of filtration Important in the beginning of filtration Independent of pressure drop None of these Decreased with the time of filtration Important in the beginning of filtration Independent of pressure drop None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dust laden air can be purified using a Bag filter Cyclone separator Gravity settler Tubular centrifuge Bag filter Cyclone separator Gravity settler Tubular centrifuge ANSWER DOWNLOAD EXAMIANS APP
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