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 Sizing of very fine particles of the order of 5 to 10 microns is done by elutriation, which is a __________ operation. Clarification Flocculation Sedimentation Classification Clarification Flocculation Sedimentation Classification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During size reduction by a jaw crusher, the energy consumed decreases with the None of these Increasing size of feed at constant reduction ratio Decreasing size of product at constant size of feed Decreasing machine capacity None of these Increasing size of feed at constant reduction ratio Decreasing size of product at constant size of feed Decreasing machine capacity ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The cake resistance increases steadily with the time of filtration in a plate and frame filter employing constant __________ filtration. Both A & B Neither A nor B Rate Pressure Both A & B Neither A nor B Rate Pressure ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Number of particles in a crushed solid sample is given by (where, m = mass of particles in a sample, Vp = volume of one particle, ρ= density of particles) M . Vp/ρ M . ρ/Vp Vp/m . ρ M/ρ . Vp M . Vp/ρ M . ρ/Vp Vp/m . ρ M/ρ . Vp ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The operating speed of a ball mill should be __________ the critical speed. At least equal to Less than Much more than Slightly more than At least equal to Less than Much more than Slightly more than ANSWER DOWNLOAD EXAMIANS APP